Which parts of a flower are under more intensive selection for "showiness" (size, scent, color), the seed-producing parts or the pollinator-producing pants? Why? In plants that have separate genders, are the showier flowers found on male plants or female plans? In the plants that has less showy flowers, why does it have flowers at all?
Answers
The parts of a flower that are under more intensive selection for "showiness" are the pollinator-producing parts. The reason for this is that the main function of flowers is to attract pollinators, and the showier the flower, the more likely it is to attract pollinators. In addition, a showy flower can indicate to pollinators that there is a reward, such as nectar or pollen, available.
In plants that have separate genders, the showier flowers are often found on female plants. This is because the female plants need to attract pollinators to fertilize their flowers and produce seeds. In some cases, male plants may also have showy flowers to attract pollinators to the area, but these flowers may not be as showy as those on the female plants.
Plants that have less showy flowers still have flowers because they still need to attract pollinators. Even if a flower is not particularly showy, it may still produce nectar or pollen that can attract pollinators. In addition, some plants may have evolved to rely on wind pollination rather than insect pollination, and in these cases, the flowers may not be showy at all.
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Related Questions
PLS HELP!!!!
Can you describe a frogs metamorphosis, including whether it is complete or incomplete
Answers
Explanation:
Frog undergoes a complete metamorphosis. It includes the egg, tadpole, froglet and then adult frog stages. In complete metamorphosis the hatchling does not resemble the parent and changes as it grows to be an adult.
During metamorphosis the tadpole will develop back legs first, then front legs. Around 6 weeks of life the mouth starts to widen. Sometime around 10 weeks the froglet’s, as it is now called, eyes start to bulge out and the tail begins to shrink and eventually disappear. When the lungs finish developing the froglet makes it’s way onto the land and, Ta-da! It’s a frog!
Hope this helps!
brief description of a sea otter
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Sea otters tend to inhabit the shores of the pacific (sometimes rivers, ponds, or lakes), a favorite habitat is the kelp forests on the coast of California. Mother otters even tie their babies (and sometimes themselves) in kelp leaves, keeping them near and preventing floating away when diving for food. This is a clear sign of intelligence, and they classify as mammals. Otters stay in groups led by a dominant male, but sometimes females will leave with their babies, or males will depart in search of their own group to manage.
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Have a good day/night!
~pinetreee
Describe how each of the following processes helps an organism maintain homeostasis.
Photosynthesis
Cell Division
Removing waste
Cellular Respiration
Answers
Green plants, algae, and some microorganisms transform solar light energy into chemical energy in the manner of glucose and oxygen through a process called photosynthesis.
The process through which a single cell splits into two or more daughter cells is known as cell division. The development, maintenance, and repair of living things depend on this process.
Waste removal is a crucial procedure that supports the preservation of equilibrium in living things. The procedure entails the elimination of metabolic wastes from the body, including carbon dioxide and urea.
Cells turn glucose and oxygen into carbon dioxide, water, and ATP energy through a process known as cellular respiration.
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a _____ is the surgical repair of parts of the nasal septum.
Answers
A septoplasty is the surgical repair of parts of the nasal septum. This procedure is usually done to correct a deviated septum, which is when the cartilage and bone that divide the nasal cavity are displaced to one side, causing difficulty breathing through one or both nostrils.
During a septoplasty, the surgeon will make incisions in the lining of the nose to access the septum and then remove or reposition the displaced cartilage and bone. The procedure can be done under local or general anaesthesia, and patients typically go home the same day. Recovery time varies but usually involves a few days of rest and limited activity, as well as avoiding blowing the nose for several weeks.
Septoplasty is a common and relatively safe procedure, with a high success rate in improving breathing and reducing symptoms such as snoring, sleep apnea, and nasal congestion. However, as with any surgery, there are potential risks and complications, including bleeding, infection, and changes in the shape or function of the nose. It is important to discuss the risks and benefits of septoplasty with your doctor and to follow all pre-and post-operative instructions carefully.
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what are the advantages of liquid water as opposed to solid water or vaporous water. what qualities of liquid water make it conductive to life?
Answers
Liquid water can be consumed much easier than solid water and vaporous water. Liquid water is essential for photosynthesis, respiration, metabolic processes and other processes in the body thus making it co conductive for life.
The advantages of liquid water, as opposed to solid water or vaporous water, are liquid water is used for drinking, our body regulates function through liquid water, etc.
What is water?Water is a polar liquid that is made up of two elements, hydrogen, and oxygen. There are two molecules of hydrogen and one molecule of oxygen in the water.
Water is present in three forms on the earth. These forms are solid, liquid, and gas or vapor forms. The water is present in the solid form in the largest, but the liquid form of water is in the largest use on earth. Without liquid water, there is no life.
Thus, the benefits of liquid water over solid or vaporous water include the usage of liquid water for drinking and the ability of liquid water to regulate metabolic functions.
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What causes some hurricanes to be more damaging than others? Explain.
Answers
Answer:
To put it simply, warmer temperatures makes for more severe hurricane seasons. Technically, it's the temperature of the Atlantic Ocean's surface water that leads to wetter hurricanes that bring more rain on land.
Explanation:
Answer:
Warmer Temperatures
Explanation:
Warmer temperatures lead to wetter hurricanes that bring more rain to the land.
explain why are auxins added to the agar
Answers
Answer:
Auxins are added to the agar because Auxins control the growth of plants by promoting cell division and causing elongation in plant cells.
Hope it is helpful....Andrea wants to measure how far each of her classmates can throw a heavy ball
Answers
I need a picture gurlii to answer
answer:
i truly want to help you but i can't! aghhh there is no pic :( sorry
simple ways that you think we should do to prevent non-renewable resources to run out and renewable resources on becoming non-renewable.
Answers
1. Reduce, reuse, and recycle: This is a simple but effective way to conserve natural resources. By reducing our consumption of products, reusing items as much as possible, and recycling materials, we can reduce the amount of waste we produce and conserve resources.
2. Use energy-efficient appliances: Energy-efficient appliances use less electricity and can help reduce our reliance on non-renewable energy sources.
3. Use public transportation, carpool, or bike: Transportation is a major source of carbon emissions, which contribute to climate change. By using public transportation, carpooling, or biking rather than driving alone, we can reduce our carbon footprint and conserve fossil fuels.
4. Support renewable energy: Supporting renewable energy sources like wind, solar, and hydroelectric power can help reduce our reliance on non-renewable resources.
5. Conserve water: Water is a finite resource, and conserving it can help prevent it from becoming scarce. Simple steps like fixing leaks, taking shorter showers, and using water-efficient appliances can help conserve water.
6. Support sustainable agriculture: Supporting sustainable agriculture practices like organic farming and crop rotation can help conserve soil and prevent it from becoming degraded.
7. Plant trees: Trees absorb carbon dioxide from the atmosphere and help mitigate the effects of climate change. Planting trees can also help conserve water and prevent soil erosion.
These are just a few examples of simple ways to conserve natural resources and prevent them from becoming depleted or non-renewable.
Answer:Actions like driving electric and hybrid vehicles, installing solar panels on and properly insulating places like business and home, and using energy-efficient appliances are all smaller-scale changes that you can make to reduce your nonrenewable resource
Which of the following have a backbone?
-fish
-jellyfish
-grasshopper
-octopus
Answers
fish has a backbone....
Answer:
fish!
Explanation:
i eat/ catch fish all the time and the bones r hard to get out!
The combination of letters is used to express a trait of an organism,
A Recessive
B. Phenotype
C. Genotype
D. Trait
Answers
C. Genotype
Estrogen receptor, progesterone receptor, and Her2/Neu (also known as epidermal growth factor receptor) are all signal transduction receptor proteins that transmit signals to the cell to divide. Predict the name of the ligand for each receptor. How could having too many growth factor receptors on the surface of the cell make a more aggressive cancer
Answers
Estrogen receptor (ER): The ligand for the estrogen receptor is estrogen.
Progesterone receptor (PR): The ligand for the progesterone receptor is progesterone.
Her2/Neu (epidermal growth factor receptor): The ligand for Her2/Neu, also known as epidermal growth factor receptor (EGFR), is typically epidermal growth factor (EGF).
The ligands for the estrogen receptor, progesterone receptor, and Her2/Neu (epidermal growth factor receptor) are as follows:
Estrogen receptor: The ligand for the estrogen receptor is estrogen. Estrogen is a hormone that binds to the estrogen receptor and activates signaling pathways in the cell.Progesterone receptor: The ligand for the progesterone receptor is progesterone. Progesterone is a hormone that binds to the progesterone receptor and triggers cellular responses.Her2/Neu (epidermal growth factor receptor): The ligand for Her2/Neu is typically epidermal growth factor (EGF). EGF is a growth factor that binds to Her2/Neu and initiates cellular signaling cascades.When a cell has an excessive number of growth factor receptors, such as Her2/Neu, it can lead to a more aggressive form of cancer. This is because the increased number of receptors allows for more frequent and intense signaling events. As a result, the cell receives a constant stream of growth-promoting signals, which can lead to uncontrolled cell division, enhanced cell survival, and increased tumor growth. This phenomenon is often observed in certain types of breast cancer, where amplification or overexpression of the Her2/Neu receptor is associated with a more aggressive disease course.
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What best describes the radiation emitted from the sun?
A. It travels at different speeds
B. It is made up of one type of electromagnetic wave
C. It is made up only of yellow light
D. It is made up of different frequencies of light
Answers
Answer: B. Radiation emitted from the sun contains one type of electromagnetic wave .
True or false - DNA and RNA store heredity to make proteins?
Answers
in my own opinion I think it's false ..,
What is the anticodon for the codon AAG?
Answers
Answer:
its simple UUC
It is more difficult to identify eukaryotic genes than prokaryotic genes because in eukaryotes ________.
Answers
There are introns in eukaryotic genes.
88. Transcribe the DNA molecule and Translate to find the proper protein in the transcription for each of
the following DNA molecules;
A) Use strand #2 from nucleotides 4 to 21 for transcription
1-GACATGAGCTTGCAGCCATAGATGGCTTA
2-CTGTACTCGAACGTCGGTATCTACCGAAT
Protein
B) Use strand #1 from nucleotides 2 to 28 for transcription
1-GACATGAGCTTACAGCCATAGAATTCTTA
2-CTGTACTCGAATGTCGGTATCTTAAGAAT
Protein
Answers
Proteins are produced by two close related processes: transcription and translation. They involve one DNA strand, mRNA, tRNA, rRNA, and amino acids. A) Protein: Met-Ser-Leu-Gln-Pro. B) Protein: Cys-Thr-Arg-Met-Ser-Val-Ser.
What are transcription and translation?
Transcription and translation are two processes involved in protein synthesis.
Transcription occurs first in the nucleus. During this event, mRNA is synthesized by copying a segment of the DNA molecule. The template DNA strand is used to pair its nucleotides and grow the new mRNA strand.Translation occurs in the cytoplasm. During this event, the protein is grown by reading the mRNA codon sequence. tRNA, associated with rRNA, recognizes the codons and adds the correct amino acid to the new growing polypeptide.A) We will use DNA second strand, from nucleotidic base 4 to base 21
DNA strand: C T G T A C T C G A A C G T C G G T A T C T A C C G A A T
mRNA: A U G A G C U U G C A G C C A U A G
Amino acids: Met - Ser - Leu - Gln - Pro - Stop
Protein: Met - Ser - Leu - Gln - Pro
B) We will use DNA first strand, from nucleotidic base 2 to base 28
DNA strand: G A C A T G A G C T T A C A G C C A T A G A A T T C T T A
mRNA: U G U A C U C G A A U G U C G G U A U C U U A A G A A Amino acids: Cys - Thr - Arg - Met - Ser - Val - ser - Stop - Glu
Protein: Cys - Thr - Arg - Met - Ser - Val - Ser
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the information for folding proteins into secondary and tertiary structures is present within its amino acid sequence. do you think this statement is true or false?
Answers
Secondary structure is created when a polypeptide chain folds as a result of a contact between the carbonyl group and the peptide linkage's N-H group. The given statement is True.
These proteins have the ability to fold themselves, thus their amino acid sequences must have all the necessary information. Peptide bonds are created when amino acids condense to form protein structures. The main structure of a protein is its arrangement of amino acids.
The dihedral angles of the peptide bonds determine the secondary structure, while the folding of protein chains in space determines the tertiary structure.
A peptide bond is a covalent connection that occurs when an amino acid's α-amino group and carboxyl group are joined together without the need of water.
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Which is not a function If a wetland?
Select one:
a. Filters pollution out of runoff before it enters the ocean.
b. Nurseries for most aquatic life
c. Barrier for large influxes of water due to hurricanes and tsunamis
d. Absorbs nitrogen and carbon to release it back into the atmosphere.
O 0
Answers
Answer:
a) filters pollution out of runoff before it enters the ocean.
Explanation:
This answer is NOT a function of a wetland.
A union could be guilty of unfair labour practices: during the union organizing campaign C during contract negotiations during the term of the collective agreement G Call of the options
Answers
A union could be guilty of unfair labor practices is; during the union organizing campaign, during contract negotiations, and during the term of the collective agreement. Option D is correct.
During the union organizing campaign; Unions can engage in unfair labor practices during the organizing campaign by using coercion, intimidation, or other improper tactics to influence employees' decisions regarding union representation.
During contract negotiations; Unions may engage in unfair labor practices during contract negotiations by engaging in bad faith bargaining, refusing to negotiate in good faith, or using coercive tactics to gain advantages in bargaining.
During the term of the collective agreement; Unions can commit unfair labor practices during the term of the collective agreement by violating the terms of the agreement, engaging in discriminatory practices, or interfering with the rights of employees protected under labor laws.
Hence, D. is the correct option.
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--The given question is incomplete, the complete question is
"A union could be guilty of unfair labor practices: A) during the union organizing campaign B) during contract negotiations C) during the term of the collective agreement D) all of the options."--
A step-by-step guide to the scientific method
By M. Rae Nelson, Gale, Cengage Learning on 11.09.17
Word Count 1,317
Level MAX
STS
Answers
Answer: nice book. Questions?
Explanation:
I would love to help :)
Which outer planet has a characteristic storm called the Great Red Spot?
O Uranus
Neptune
Saturn
Jupiter
Answers
Answer:
Jupiter
Explanation:
Answer:
Jupiter
Explanation:
I did the test.
The tongue is an example of an organ that assists in the process of digestion. which of the following best describes the level of structural organization for organs like the tongue?
A. It is less complex than a tissue
B. It is more complex than an organ system
C. It is less complex than a cell
D. It is more complex than a tissue
Answers
Answer:
C
Explanation:
The level of structural organization for the tongue is that it is more complex than a tissue. So the correct option is D.
What is a tongue?
In most vertebrates, the tongue is a muscular organ on the floor of the mouth that may move in a variety of ways. It is extended and specialised in grabbing insect prey in some animals (like frogs).
While cats and certain other animals use their tongues as tools for grooming and cleaning, some reptiles' tongues serve largely as sensory organs.
The tongue is an essential auxiliary organ in chewing and swallowing, helps mammals create negative pressure in the oral canal to permit sucking, is a key carrier of taste receptors, and helps humans speak.
The mammalian tongue is formed of a complex of striated, intertwined muscles, fat, and glands, all coated in mucosal surfaces. Humans often have their front tongue ends and margins in contact with their teeth, which facilitates communication and swallowing.
Therefore the correct option is D.
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How does a habitad differ from an ecosystem
Answers
Answer:
An ecosystem consists of a community of organisms together with their physical environment.Ecosystems can be of different sizes and can be marine, aquatic, or terrestrial. Broad categories of terrestrial ecosystems are called biomes.In ecosystems, both matter and energy are conserved. Energy flows through the system—usually from light to heat—while matter is recycled.Ecosystems with higher biodiversity tend to be more stable with greater resistance and resilience in the face of disturbances, or disruptive events.Habitats
Habitat is the place where an organism resides. Habitat is of different types such as terrestrial habitat, marine habitat, Estuarine habitat, freshwater habitat.
Why does
the damage from floods last longer than the
storms that produce them?
Answers
Explanation:
The impact of floods lasts for a long period of time because it affects both the natural and engineered ecosystems, as well as the livelihood of the people. It destroys crops, livestock, properties, and human lives. It causes great damage to the roads and infrastructures, such as houses, buildings, and utility lines. Moreover, it disrupts the supplies of clean water, electricity, transport, communication, and health care.
Answer:
When the ground becomes saturated, there’s no place with excess water to go.
I hope this help you! :)
which statement regarding normal microbiota of the human respiratory system is false?
Answers
Given what we know about the respiratory system, we can confirm that the statement regarding normal microbiota of the human respiratory system that is false is option B " The upper respiratory tract is mostly sterile".
As far as the human respiratory tract and system, it was previously believed that the upper tract contained bacteria while the lower respiratory tract was sterile. Recently, however, this has been proven to be false. Bacteria are in fact present in the entire respiratory tract even in healthy individuals. For this reason, options a, c, and d are true, and the only false option present is b.
This question was answered based on the complete question found online that states:
Which statement regarding normal microbiota of the human respiratory system is FALSE?
a) The trachea normally may contain a few bacteria.
b) The upper respiratory tract is mostly sterile.
c) The ciliary escalator in the bronchial tubes keeps the lower respiratory tract nearly sterile.
d) Potentially pathogenic microorganisms are present in non-sterile portions of the respiratory tract but usually do not cause disease.
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7. another word for eating
science order and design
Answers
Answer:
devour
Explanation:
the biology name ( another name) of eating is devour.
Data Nugget - Breathing In, part 1
Did the data support Kristina and Susan's hypothesis? Use evidence to explain why or why not. If you feel the data was inconclusive, explain why.
Answers
(Yes, the evidence backs up the researchers' hypothesis.)
Explanation:What are the research's hypotheses?
A hypothesis outlines your expectations for the results of your investigation. It is a speculative, untested response to your research question. You might need to develop a number of hypotheses for some research projects that speak to various facets of your research issue.
According to the information provided, fish parents who had received a full diet emerged in every case with the exception of the fanning occurrence in females.
Consider the difference between the number of mouthing occurrences among guys receiving the full ration (30.7) and those receiving the half ration (24.5).
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Cr from this answer: ByaptiMahapatra
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What are cell cycle regulators
Answers
Answer: A conserved set of cyclin-dependent protein kinases (Cdks) initiate or regulate events through phosphorylation of intracellular proteins, thus controlling cell cycle progression, terminal differentiation, and apoptosis.
Explanation: Your welcome! ;D
g (b) the tumor doubling time is defined as the time it takes for the volume to double the initial size. the tumor doubling time is introduced to measure how fast a tumor grows and to quantify the growth rate. find the doubling time in terms of a. show your work.
Answers
The doubling time in terms of a is g(b) = ln(2) / ln(1 + a).
The doubling time (g(b)) is the time it takes for a tumor to double in size, and it helps measure the tumor's growth rate. To find the doubling time in terms of a, use the formula:
V = V₀ * (1 + a)^g(b),
where V is the final volume, V₀ is the initial volume, a is the growth rate, and g(b) is the doubling time.
Since the volume doubles, V = 2 * V₀. Substitute this into the formula:
2 * V₀ = V₀ * (1 + a)^g(b).
Divide both sides by V₀:
2 = (1 + a)^g(b).
Now, take the natural logarithm of both sides:
ln(2) = g(b) * ln(1 + a).
Solve for g(b):
g(b) = ln(2) / ln(1 + a).
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