Answer:
a) The change in the character of an organism relies upon the ability of the adaption on the base of the external change or the environment change, "An organism that is not able to adapt accordingly would not survive and eliminated from the population."
b) In the given case, Symmetric wings are far more suitable for the survivorship as it provides better flight than the organism with asymmetric wings, it is also given that there is 20% of the population have asymmetric wings.
After the storm which is selection pressure, there is the elimination of the entire bird population with asymmetrical wings from the ecosystem so the final frequency would be 100% of the entire population with symmetrical wings.
Natural selection benefits the phenotype that increases the fitness. a) Symetrical wings increase the fitness of finches because they are better to face selective pressures. b) natural selection will favor symmetrical wings.
-------------------------------------
a) Hypothesis:
Symmetrical wings increase the fitness of finches because these type of wings are better to face selective pressures like severe windstorms.
b) If such storms become increasingly common with time, natural selection will favor symmetrical wings by increasing its frequency in the population, while animals with asymetrical wings will decrease to near cero.
Natural selection is an evolutive force that selects beneficial alleles and increases their frequency in the population. It is the result of the phenotype-environment interaction which determines gene destiny in space and time. Natural selection results in adaptation, which means the increase of the aptitude phenotype. Aptitude is the contribution of each genotype to the next generation. Aptitude (or fitness) is reflected by the phenotype that results in the survival, fertility, and capability of having a mate. Adaptations can be correlated to environmental factors or selective pressures applied by other organisms or habitats. The selective agent is the environmental trait that determines the differential survival of the phenotypic classes. The environment influences the probability that each genotype passes its gametes to the next generation.So in this example,
⇒ The strong storms are acting as selective pressures.
⇒ This selective pressure is modeling the phenotype of finches.
⇒ Natural selection favors the phenotype that performs better when facing storms.
⇒ Symmetrical wings are the phenotype that better suits and increases the animal's fitness.
⇒ Hence, natural selection favors this phenotype over asymmetrical wings.
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Not all genes share the same?
Answer:
Not all gnes share the same code
Explanation:
Hope this helps!! :)
Help with these two please
HELP PLEASE ill give you brainliest for the first one that's right
Answer: They don't go through photosynthesizes in winter.
Answer:
Photosynthesis actually occurs in the green parts of the leaf called chloroplasts. These chloroplasts are what give leaves their color. But as leaves start to lose their green colors in fall and winter, they can no longer do photosynthesis. However, there are some deciduous trees, such as aspens, that have green stems
Explanation:
What do you think the following do when consumed? Protein, lipid,
carbohydrate, nucleic acid.
Answer:
The functions of nucleic acids have to do with the storage and expression of genetic information. Deoxyribonucleic acid (DNA) encodes the information the cell needs to make proteins. A related type of nucleic acid, called ribonucleic acid (RNA), comes in different molecular forms that participate in protein synthesis.
Carbs Provide Your Body With Energy
Glucose in the blood is taken up into your body's cells and used to produce a fuel molecule called adenosine triphosphate (ATP) through a series of complex processes known as cellular respiration. Cells can then use ATP to power a variety of metabolic tasks.
Functions of Lipids in the Body: Storing Energy
The excess energy from the food we eat is digested and incorporated into adipose tissue, or fatty tissue.
Protein makes up the building blocks of organs, muscles, skin, and hormones. Your body needs protein to maintain and repair tissues. Meanwhile, children need it for growth. Studies show that eating protein can also help you lose weight and belly fat while increasing your muscle mass and strength.
If you were to pour 4 different liquids into a glass and the liquids separated into 4 layers, which liquid would have the highest density?
A.
the second layer from the bottom of the glass
B.
the third layer from the bottom of the glass
C.
the layer at the bottom of the glass
D.
the layer at the top of the glass
Answer:
the layer at the bottom of the glass
Explanation:
because the last layer consists with so much energy so all the force is in the last layer.
Hi if it is wrong am sorry I tried but if it is right then am happy to help.
Please help me need this before 9:00 and please use your own word not from google
Hydrogen bonds are important because
Answer:
Explanation:
Hydrogen bonding reduces extreme temperature shifts near large bodies of water.
Hydrogen bonding allows animals to cool themselves using perspiration because such a large amount of heat is needed to...
Hydrogen bonding keeps water in its liquid state over a wider temperature range than for any other comparable-sized...
How do Limiting factors affect biotic potential? Please hurry and help me
Biotic factors that a population needs include food availability. Abiotic factors may include space, water, and climate. The carrying capacity of an environment is reached when the number of births equal the number of deaths. A limiting factor determines the carrying capacity for a species.
What is the ability of a cell membrane to allow materials to pass through it
called?
A. Catalysis
B. Synthesis
C. Permeability
D. Polarity
Answer:
C. Permeability
Explanation:
Answer:
c
Explanation:
Permeability is the amount of water that a cell membrane can allow to pass through it depending on the size of its pores.
a paragraph about proof
Answer:
Paragraph proof format
The paragraph proof is a proof written in the form of a paragraph. In other words, it is a logical argument written as a paragraph, giving evidence and details to arrive at a conclusion.
1.75 x 0.65
help me with my homework
Answer:
[tex]1.75 \times 0.65 = 1.1375 [/tex]
Yeasts reproduce by budding. During budding, a yeast cell splits into two cells. Then the two cells split, making four cells. Determine how many yeast cells would result from 5 buddings.
Show your work.
Answer:
20 yeast cells would be formed.
Explanation:
You have five cells. Each of those five cells split into two, so now we have 10 cells. Think about it like multiplication, so 5 times 2 = 10. Now we have 10 cells. We know that they split even further, so now those 10 cells become 20 cells. Here is a more simple explanation:
5 cells:
* * * * *
Now those five cells split up into 2:
* * * * *
* * * * * * * * * *
Then those new ten cells split into four:
* * * * *
* * * * * * * * * *
* * * * * * * * * * * * * * * * * * * *
Add 4+4+4+4+4 = 20 or 4 times 5 which would also equal 20.
And that is the answer, hope that helped :)
A ball bounces on the ground. How do the ball and the ground act on each other?
Explanation:
It will continue to fall under the influence of gravitational acceleration, but now, a normal force from the ground surface, opposing the force due to gravity, will act on the ball.This all means that the ball is pushing on the ground with a force greater than its own weight, so acceleration must point upward.
Please help me with #6 please
Answer:
The sodium-potassium pump system moves sodium and potassium ions against large concentration gradients. It moves two potassium ions into the cell where potassium levels are high, and pumps three sodium ions out of the cell and into the extracellular fluid.
Explanation:
describe what happens to the chromosomes in the anaphase telophase. Enter your answer in the space provided.
1
10
TIME REMAINING
01:53:12
Which statement describes what will most likely occur when warm air cools and the temperature drops to the dew
point?
Air will become more humid.
• Solid ice will form on leaves
Cumulus clouds will disappear.
Water vapor in the air will evaporate.
Answer:
Air will become more humid
Explanation:
due to the cooling of the air
Answer:
air will become more humid
Explanation:
humans have __ chromosomes in the nucleus of every cell in our bodys
Explanation:
In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46. Twenty-two of these pairs, called autosomes, look the same in both males and females. The 23rd pair, the sex chromosomes, differ between males and females.
Each nucleotide is composed of three parts. The picture to the right shows a strand of DNA nucleotides linked together. What is the correct name of the molecule indicated?
Answer
F
Deoxyribose sugar
G
Nitrogenous base
H
Phosphate group
J
Hydrogen bond
Answer:
G. Nitrogenous base
Explanation:
Double-stranded DNA (Deoxyribonuclease) molecules store genetic information. Their 5-carbon deoxyribose sugar, phosphate and one of four nitrogenous bases from which nucleotides derive their name:
Adenine (A)Guanine (G)Cytosine (C)Thymine (T).The nucleotides on a single strand are bonded together via covalent bonding. Base pairs are formed between nucleotides on opposite strands, due to hydrogen bonding between bases. For instance, Adenine forms double bonds with thymine, while cytosine forms triple bonds with guanine.
What happened when there was not enough carbon dioxide in the atmosphere to trap the sun's heat about 600 mya?
Answer:
Decreased Temperatures
Explanation:
Because carbon dioxide traps heat in the atmosphere, a lessening of atmospheric carbon dioxide concentrations would mean that more heat could escape into space. This would result in a net decrease in the Earth's average temperature, assuming other factors remain the same.
Identify one organism, one population, and one community
Answer:
The study of organisms, populations and communities examines how organisms interact with each other and their environment at individual, population and community levels. To characterize these interactions, NEON quantifies and observes interactions among multiple organisms and their environments. By sampling a variety of organisms in aquatic and terrestrial systems, NEON provides data on individual traits, population dynamics and the composition of communities. Integrated with other data collected across NEON sites, the project produces data in the areas of biodiversity, infectious diseases and invasive species.
8. Passive transport needs ATP.
True
False
Answer:
The answer is false
Explanation:
Which of the following phrases describe the function of the digestive system?
l. Smooth, muscular tube connects the mouth to the stomach
ll. Muscular action in the esophagus pushed food to the stomach
lll. Structures called the microvilli to increase the surface area of the intestines
lV. Nutrients are made available to the body's cells
A. l and ll
B. ll and lll
C. ll and lV
D. lll and lV
Answer:
B. ll and lll
Explanation:
The question above is asking for the "function" of the Digestive System. Function refers to how the digestive system actually works.
I is not related to the function of the digestive system. It only describes the "esophagus."
II is called the "Peristalsis." This is one of the functions of the digestive system. This allows the food to move down the GI tract.
III is part of the process called "Segmentation." This is one of the functions of the digestive system. The increase surface area of the microvilli expands 25 times and this allows greater absorption of food.
IV is not related to the function of the digestive system.
Which of these statements best explains how genes and proteins are related?
A. Genes are segments of DNA that code for proteins.
B.proteins are segments of DNA that code for genes
C.genes are the building blocks of proteins
D.proteins are the building blocks of genes
Answer:
The answer is A
Explanation:
I just took it
1. A piece of pure gold (Au) has a volume of 50 cmWhat is its mass?
Density of Some Metals
Metal
Density (g/cm3)
Copper
8.96 (g/cm)
Iron
7.87 (g/cm)
Lead
11.36 (g/cm)
Magnesium
1.74 (g/cm)
Silver
10.49 (g/cm)
Zinc
7.13 (g/cm)
A. 0.38 g
B. 2.63 g
C. 69.3 g
D.950 g
Answer:
96.5g
Explanation:
Given parameters:
Volume of Au = 50cm³
Density of Au = 19.3 g/cm³
Unknown:
Mass of the gold = ?
Solution:
Density is the mass per unit volume of a compound.
Density = [tex]\frac{mass}{volume}[/tex]
Mass = density x volume
Insert the parameters and solve;
Mass = 19.3 g/cm³ x 50cm³ = 96.5g
which subtance is used by plants as a source of food
Answer:
Glucose
Explanation:
Answer: Glucose
Explanation: Plants make food in their leaves. The leaves contain a pigment called chlorophyll, which colors the leaves green. Chlorophyll can make food the plant can use from carbon dioxide, water, nutrients, and energy from sunlight. This process is called photosynthesis.
A rock rests completely still at the top edge of a tall cliff. The rock has - () 17 points
no kinetic energy of potential energy
a lot of kinetic energy but no potential energy
a lot of potential energy but no kinetic energy
both kinetic energy and potential energy
Please Help I NEED IT ASAP! Systems, including cars, require an energy input. Where does a car as a system, gets its energy?
Answer:
Gas (Chemical Energy)
Explanation:
Cars run on gas. They convert the chemical energy in the gas to motion. This is where the system gets its energy. (Unless your system is the car and it moves beacuse is on a hill in which case gravitational potential energy transfers energy to this system).
Does passive transport involve an expenditure of much energy? Why or why not?
The process of forming ATP is? A) Digestion. B) Cellular Respiration. C) Metabolism. D) nutrition.
Answer:
[tex]\boxed {\boxed {\sf B. \ Cellular \ respiration}}[/tex]
Explanation:
First, let's analyze each process.
A. Digestion
This is the process of breaking down food.
B. Cellular respiration
This is the process of converting glucose and oxygen to carbon dioxide, water, and ATP.
C. Metabolism
This isn't really a process. It's the collection of all the chemical reactions in the body to keep the body functioning.
D. Nutrition
This term also isn't a process. Nutrition involves food, nutrients, and health.
We are looking for the process that forms ATP. Therefore, the best answer choice is B. Cellular respiration
The process of forming ATP is Cellular Respiration. Therefore option B is correct.
The process of forming ATP (Adenosine Triphosphate) is primarily through Cellular Respiration.
ATP is the main energy currency in cells, providing the energy needed for various cellular activities.
Cellular respiration is a series of metabolic reactions that occur in the mitochondria of cells, where organic molecules (such as glucose) are broken down and oxidized to release energy.
This energy is used to synthesize ATP from ADP (Adenosine Diphosphate) and inorganic phosphate (Pi).
Through cellular respiration, cells efficiently convert the energy stored in food molecules into a readily usable form of energy (ATP).
Which powers essential cellular processes, including muscle contraction, active transport, and synthesis of macromolecules.
Therefore option B Cellular Respiration is correct.
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How is a cell a system , ANWSER IN YOUR OWN WORDS ?
Explanation: the movement of organelles and other substances within cells. Endoplasmic reticulum
A simple diagram of a DNA molecule is shown below. Which of the following is represented by X?
(photo above)
Answer:
From the diagram X = base pairs
Explanation:
Genetic information stored within DNA is used for growth, reproduction, and cell repair. DNA, deoxyribonucleic acids, are long-chain, helical macromolecules made of specific sequences of covalently bonded monomers called nucleotides.
Nucleotides comprise:
a 5-Carbon deoxyribose sugar, one nitrogenous base (adenine, guanine thymine, and cytosine) and a phosphate group.Nitrogenous bases cause nucleotides to form hydrogen bonds with other nucleotides as base-pairs. The four types of bases each make the nucleotides Thymine and Cytosine (pyrimidine bases) along with Guanine, and Adenine, (purine bases). In base-pair formation, Adenine forms double bonds with Thymine, and cytosine forms triple bonds with guanine.