Many important root crop plants such as carrots, turnips, and rutabagas have a biennial strategy, this means they store energy. Biennial strategy is a part of life cycle.
What is life cycle?The life cycle of many plants can be divided into two categories: annual and biennial. The annual plants complete their entire life cycle in one growing season, while the biennial plants live for two growing seasons, and then flower and complete their life cycle in the second year.
Carrots, turnips, and rutabagas are the examples of the biennial plants which store energy in the first year and complete their life cycle in the second year. These plants are also root crops, which means they store energy in their roots rather than in the fruit or vegetable produced above the soil surface.
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joe pushes a box with force of 16 Newtons to the left. Ann pushes the same box from the opposite side with a force of 8 newtons to the right. What will be the result?
Answer:the box would go straight
ii think
Explanation:
microbiology you are doing research on a bacterial species, trying to determine the shape, distribution, and arrangement of a number of filamentous structures that protrude from the cell surface. which type of microscopy would best enable you to do this? transmission electron microscopy scanning electron microscopy bright-field microscopy dark-field microscopy
The type of microscopy that would best enable you to do this is transmission electron microscopy.
How would you examine the composition of a bacterial biofilm on a glass slide using microscopy?Scanning electron microscope used in the past (SEM) The best techniques for biofilm visualization are conventional SEM and FESEM if high magnification and high-resolution pictures are required to precisely define biofilm morphology.
Which microscope provides the clearest images of undamaged cell and viral surfaces?The identification and description of viruses have long been accomplished using electron microscopy (EM). Since the late 19th century, organisms smaller than bacteria have been known to exist (11), but it wasn't until the invention of the electron microscope that a virus was first observed under one of these instruments.
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PLS HELP ME ASAP 50 POINTS EACH!!
Having dimples is a dominant trait. Having no dimples is recessive.
A father has the genotype Dd and a mother has the genotype Dd.
What is the correct phenotypic possibilties for their offspring?
100% DD, 0% Dd, 0% dd
Answer:
option D
. I hope this helps
Define the
difference between endangered
species and extinction
Answer:
endangered species means ths animals are going to be extinct extinction means the they are already dead
PLEASE ANSWER: Is oceanography a hard class to take in high school?
Answer:
There is quite a bit of work but if you are willing to do it and pay attention in class then it's easy. my teacher makes the class a lot of fun.
Explanation:
Answer:
it's pretty frustrating, mainly because there's an overwhelming amount of work, unless that's just my school but other than that its pretty easy, you just have to memorize a lot of stuff.
Explanation:
describe how increasing the stimulus frequency affected the force developed by the sleketal muscle in this activity
Each succeeding stimulus will cause more muscular tension as the stimulus frequency rises. This growth will have a ceiling.
What are skeletal muscles and where are they located ?All of your movements are made possible by skeletal muscle, which is made up of fibers of tissue connected to your skeleton or bones. These muscles can also be found at the openings of many body tracts, including the urethra, anus, and throat. Because you can regulate when and how they perform, they are frequently referred to as voluntary muscles.
One of the three important muscle tissues in the human body is found in the skeleton. Thousands of muscle fibers are encased in connective tissue sheaths to form each skeletal muscle. Fasciculi are the individual bundles of muscle fibers that make up skeletal muscles.
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T/F: a true endocrine gland of epithelial origin, sometimes called the adenohypophysis.
True. The adenohypophysis, also known as the anterior pituitary gland, is a true endocrine gland of epithelial origin.
The adenohypophysis is a distinct glandular structure located in the brain, specifically the anterior portion of the pituitary gland. It is considered a true endocrine gland because it is derived from epithelial tissue and secretes various hormones into the bloodstream to regulate numerous physiological processes.
The adenohypophysis produces and releases several important hormones, including growth hormone (GH), thyroid-stimulating hormone (TSH), adrenocorticotropic hormone (ACTH), follicle-stimulating hormone (FSH), luteinizing hormone (LH), and prolactin. These hormones play vital roles in regulating growth, metabolism, reproduction, and other endocrine functions throughout the body.
The adenohypophysis develops from an outgrowth of the oral ectoderm during embryonic development and consists of different types of hormone-secreting cells organized in specific regions. It is anatomically and functionally distinct from the neurohypophysis (posterior pituitary), which stores and releases hormones produced by the hypothalamus.
Therefore, the adenohypophysis, or anterior pituitary gland, is a true endocrine gland of epithelial origin and is responsible for producing and secreting important hormones that regulate various physiological processes in the body.
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I need help with this
How does your trc compare to the average for the class? the average for your sex? is there a difference between male and female trcs? what might account for the difference?
The trc score represents the rate at which tobacco retailers comply with laws and regulations related to the sale of tobacco products to minors. The average trc score for a class or group of people would depend on the specific group being evaluated and the area in which they reside.
Regarding the difference between male and female trcs, it is possible that there could be a difference if males and females are treated differently by tobacco retailers or if they have different rates of attempted tobacco purchases. However, it is important to note that trc scores are not related to individual biology or gender identity, but rather to compliance with laws and regulations related to tobacco sales.
Overall, it is important to prioritize tobacco control efforts and ensure that retailers are held accountable for selling tobacco products to minors, regardless of any potential differences between demographic groups.
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what effect of mutation on first nucleotide of the first codon?
The first nucleotide of the first codon has a major effect on the mutation of the gene.
Mutations in the first nucleotide can cause a variety of different changes in the gene, from the introduction of a new amino acid to the creation of a stop codon and the premature termination of the protein sequence. Mutations in the first nucleotide can cause the following changes:
1. A silent mutation, in which the original codon and the mutated codon both encode for the same amino acid.
2. A missense mutation, in which the original codon and the mutated codon both encode for different amino acids.
3. A nonsense mutation, in which the original codon is replaced by a stop codon, resulting in the premature termination of the protein sequence.
4. A frameshift mutation, in which the addition or deletion of one or more nucleotides to the codon changes the reading frame of the gene, resulting in an entirely new set of codons and potentially a completely different protein.
In conclusion, mutations in the first nucleotide of the first codon can have a major effect on the protein encoded by the gene, from introducing a new amino acid to prematurely ending the protein sequence.
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If you were given a single tiny chunk of a nucleic acid strand and asked if it was DNA or RNA, what things would you look for to tell?
Explanation:
whether or not there is a U in the strand.
You are leading an effort to reduce the formation of a dead zone in the Gulf of Mexico during the summer. You are tasked with selecting which company should be hired to help treat water runoff in the area. You provide both companies with identical samples of the water to be treated. The table below shows the results. To which company do you award the contract and why?
a) l would choose company 1 because they decreased metals the least, and metals kill microbes.
b) I would choose company 1 because they reduced nitrate and phosphate fertilizers the most and these fertilizers contribute to dead zone formation.
c) I would choose company 2 because they decrease the nitrate and phosphate fertilizers the least and these are important for plant and algae growth.
d) I would choose company 2 because they reduced the metals the most and metals are the most harmful contaminant of those listed.
Answer:Dead zones are places where organisms cannot survive due to the low amount of oxygen in the water.
One of the causes of dead zones is a large number of fertilizers in the water. The increase in fertilizers contributes to the development of aerobic bacteria (which consume all the oxygen in the water) and later of anaerobic bacteria.
So option "b" is correct. Company 1 reduced the amount of nitrate and phosphate based fertilizers (dead zone causes).
Read the following excerpt about water availability to living organisms.
“Water covers 75 percent of Earth. 97 percent of water on Earth is salt water. Only 3 percent of water is available as fresh water, but most of this water is locked up in solid glaciers and polar ice caps.”
Based on this information, which is the best approximation of the amount of water on the planet that is available for animals to drink?
Answer:
1 percent
Explanation:
i took the test.. hope this helps
As per the best approximation, only 1% of the amount of water on the planet that is available for animals to drink.
What type of water covers the 97% of all waters on Earth?The ocean contains approximately 97 percent of the Earth's water; the remaining three percent is found in glaciers and ice, beneath the ground, in rivers and lakes, and in the atmosphere.
Surface water is one type of water (for example, a lake, river, or reservoir) Water from the ground (for example, an aquifer) reclaimed water (also called reused water)
While rainwater is useful for many things, it is not as pure as you might think, so you should not drink it. Rain can wash various contaminants into the water you collect.
According to the best estimates, only 1% of the water on the planet is available for animals to drink.
Thus, only 1% water is available for drinking.
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Which structure of the ear contains rows of hair cells that transduce sound energy into neural signals?.
The structure of the ear contains rows of hair that transduce sound energy into neural signals is called the organ of Corti.
The scala media of the cochlea is home to the inner ear structure known as the organ of Corti. The scala tympani and scala media are separated by the rigid basilar membrane, where it is located.
What is the function of the organ of Corti?
Auditory impulses are transduced by the organ of Corti, which is its main job. Tympanic membrane vibration is brought on by sound waves that go through the auditory canal and into the ear. The three middle ear bones known as the ossicles vibrate in response to movement of the tympanic membrane, and this energy is then sent to the cochlea through the oval window. The perilymph fluid of the scala tympani and the scala vestibuli of the cochlea both experience wave propagation as the oval window moves. The tectorial membrane replaces the basilar membrane as fluid passes through these structures.
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how do forensics investigators use dna fingerprinting to link a particular suspect to a particular crime scene?
Forensic investigators use DNA fingerprinting, also known as DNA profiling, to link a particular suspect to a particular crime scene by analyzing the unique DNA patterns found in the biological material left at the scene.
This material may include blood, semen, hair, or saliva. Investigators compare the DNA profile from the crime scene evidence with a DNA profile obtained from the suspect's biological material. If the profiles match, it is strong evidence that the suspect was present at the crime scene.
DNA fingerprinting is often considered one of the most powerful tools available for forensic investigations because of the accuracy and specificity of the technique for identifying individuals through their unique DNA patterns or "fingerprints". as the analysis of fingerprints or other physical evidence, such as footprints or tire tracks.
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4. Why is it most advantageous the sexual reproduction over asexual reproduction for
the evolution of species? Explain
Answer:
The offspring of sexually reproducing organisms are all genetically unique. Because of this, sexually reproducing organisms may have more successful survival of offspring in environments that change than asexually reproducing organisms, whose offspring are all genetically identical.
Why are enzymes needed by the plants?
Explain why digestion by enzymes is a chemical reaction
Answer:
cause it can bro just look it up or something
Explanation:
a karyotype results from which of the following?group of answer choicesthe separation of homologous chromosomes at metaphase i of meiosisthe ordering of human chromosome imagesthe cutting and pasting of parts of chromosomes to form the standard arrayan inherited ability of chromosomes to arrange themselvesa natural cellular arrangement of chromosomes in the nucleus
A karyotype results from the ordering of human chromosome images. A karyotype is a visual representation of the chromosomes in an individual's cells, arranged in a specific order.
Option (b) is correct.
A karyotype is a visual representation of the chromosomes in an individual's cells, arranged in a specific order. It is typically obtained by analyzing the chromosomes from a cell sample and then imaging and organizing them based on their size, banding patterns, and other characteristics.
The ordering of human chromosome images allows for the identification and examination of chromosomal abnormalities, such as aneuploidy or structural rearrangements. Options a, c, d, and e do not accurately describe the process of obtaining a karyotype.
Therefore, the correct option is (b).
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The complete question is:
A karyotype results from which of the following?
a. The separation of homologous chromosomes at metaphase I of meiosis.
b. The ordering of human chromosome images.
c. The cutting and pasting of parts of chromosomes to form the standard array.
d. An inherited ability of chromosomes to arrange themselves.
e. A natural cellular arrangement of chromosomes in the nucleus.
Help!!!!! 59 points!!! how do the events depicted in both the literature and historical documents you have read introduce and develop a theme refated to colonial america's identity? select two of these texts to help explain your analysis and provide evidence for your response.
The events in literature and historical documents develop a theme related to Colonial America's identity by highlighting cultural diversity and the struggle for freedom and independence.
The events depicted in literature and historical documents, such as Thomas Paine's "Common Sense" and the Declaration of Independence, introduce and develop themes related to Colonial America's identity. "Common Sense" emphasized the need for freedom and self-governance, while the Declaration of Independence formally stated the colonies' desire to separate from Britain.
Both texts demonstrate the struggle for freedom and independence that defined Colonial America's identity. Additionally, literature like Phillis Wheatley's poetry showcases the cultural diversity of Colonial America, with African American voices contributing to the development of a unique American identity.
These two texts, among others, provide evidence that Colonial America's identity was shaped by the pursuit of freedom and the diverse cultural influences present in the colonies.
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Question 1
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0
Movement of organelles within the cytoplasm of plant and animal cells is due most directly to
1
osmosis
2
cyclosis
3
hydrolysis
4
photosynthesis
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Answer:
2 cyclosis
Explanation:
cyclosis is related to the movement of and in the cytoplasm
an electrical signal may be triggered by the diffusion of ions. this signal moves down the receiving cell. the neurotransmitter molecules that are released between two nerve cells bind to which of the following channels?
A localized depolarization or hyperpolarization of the postsynaptic neuron is caused by the neurotransmitter's binding to ligand-gated ion channels in the postsynaptic membrane as it diffuses across the synaptic cleft.
What do the binders in neurotransmitter molecules perform?Neurotransmitter molecules diffuse across the synaptic cleft and interact with receptor proteins on the postsynaptic cell. Ion channels in the cell membrane open or close in response to the activation of postsynaptic receptors.As a result of brain activity, neurotransmitters are released from synaptic vesicles in presynaptic neurons, diffuse across the synaptic cleft, and bind to certain receptors to alter postsynaptic neurons.A localized depolarization or hyperpolarization of the postsynaptic neuron is caused by the neurotransmitter's binding to ligand-gated ion channels in the postsynaptic membrane as it diffuses across the synaptic cleft.To learn more about neurotransmitter molecules refer to:
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please help me answer this
Answer:
last one a dormancy structure D
Explanation:
It helps keeps bacteria and stuff dormant`
proteins in the blood that help destroy pathogens by coating or puncturing them are _____.
Complement proteins are vital components of the immune system that help destroy pathogens by puncturing them through the formation of the Membrane Attack Complex or by coating them to enhance their recognition by phagocytic cells.
Proteins in the blood that help destroy pathogens by coating or puncturing them are known as complement proteins. These proteins form an essential part of the immune system and play a crucial role in defending the body against various harmful microorganisms, such as bacteria and viruses.
Complement proteins function through a cascade of reactions, which ultimately results in the formation of a Membrane Attack Complex (MAC). The MAC punctures the cell membrane of the pathogen, causing it to become more permeable and eventually leading to its destruction. This process is called complement-mediated lysis.
Additionally, complement proteins also assist in the process of opsonization. Opsonization involves coating the surface of pathogens with molecules that make them more recognizable and appealing to phagocytic cells, such as macrophages and neutrophils. This coating process enhances the ability of the immune system to identify and eliminate the invading pathogens efficiently.
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An offspring cannot have a trait if neither of its parents have it. Do you agree or disagree with this statement now? What evidence supports your ideas about the statement?
No
An offspring can have traits that neither parents have. People have both dominant and recessive genes that control the traits that they have. So the child would have gotten two recessive genes that the parents carry, to display a trait that the parents don’t display.
It can be carried to you when the chromosomes combine even if the parents don't possess the same trait. It can skip and be dominant for you, so you would be able to see it in your genetic make up.
No, I don't agree with this statement.
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cell structure of a leaf
upper epidermis
palisade
layer
mcsophyll
Spongy
Layer
wer
epidem
(a) Identify two organelles in a palisade mesophyll cel that help it ma ntain its rigid structure
In a seismograph, which part is directly attached to the earth?
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In a seismograph, The other components like weight pen and spring are sunspended in air, where as the rotating drum is directly attached to the group, which allows movement on ground to move the drum as well, making graph of the quake.
In a seismograph, drum is the part which is directly attached to the earth.
What part of the seismometer is attached to the ground?
The motion between the weight and the frame provides a measurement of the motion of the earth. A rotating drum is attached to the frame of the recording device and a pen is also attached to the weight which causes recording of ground motion in a seismogram. Any movement from the earth moves the frame which make a graph that shows the intensity of earthquake on the scale. A seismograph is also known as seismometer which is an instrument that is used to detect and record earthquakes.
So we can conclude that In a seismograph, drum is the part which is directly attached to the earth.
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which of the following nutrients is not required to be listed on a nutrition label
Vitamins A and C no longer be required on the FDA's Nutrition Facts labels though manufacturers may still include them if they choose while Vitamin D and Potassium will now be required.
Why nutritional label is required?Nutritional labels are required by law to report to consumers all ingredients included in foods and products. Ingredients are listed in order from greatest percent included to least amount. If a producer doesn't want consumers to know they used a certain ingredient, they still have no choice in the matter.
The Nutrition Facts label is a label on a packaged food.It gives detailed information about the nutrition content. The first thing written in the Nutrition Facts label is the serving size the goal is better comparison between similar foods.
Calories provide a measure how much energy you will get from a serving of that food. And then several nutrients are listed : Fat, Cholesterol,Sodium, Carbohydrates,Proteins, Vitamin A, Vitamin C, Iron... All of the nutrients are followed with their % Daily Values (%DVs) . The daily values are based on the Daily Value recommendations for key nutrients for a 2,000 - 2.500 calorie daily diet.
Therefore, Vitamins A and C no longer be required on the FDA's Nutrition Facts labels though manufacturers may still include them if they choose while Vitamin D and Potassium will now be required.
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What is a landslide?
Movement of earth materials up a slope.
Movement of water up a slope.
Movement of water down a slope.
Movement of earth materials down a slope. ill mark brainlyest
because light can travel through space, it cannot be a ____ wave
PLEASE ANSWER !!
Answer:
Sound
Explanation:
Sound waves are travelling vibrations of particles in media such as air, water or metal. So it stands to reason that they cannot travel through empty space, where there are no atoms or molecules to vibrate.
Answer:
Matter Wave
Explanation:
When light shines in an object,it is reflected absorbed or transmitted through the object depending on the objects material and the frequency (color) of the light... However, because light can travel through space it cannot be a matter Wave, like sound or water waves