The allele for red feathers (R) is dominant and the allele for brown feathers (r) is recessive. If the following cross occurs, what are the possible genotypes and phenotypes possible and what is the probability of each occurring?

Answers

Answer 1

Answer:

Genotype: Rr

Phenotype: Red feather

probability: RR: 0%, Rr: 100%, rr: 0%

Explanation:

Punnet Square:

    R      R

r.  Rr.    Rr

r   Rr     Rr


Related Questions

Help!What are the 16 fields of physical science?

Answers

Answer:

Astronomy & Astrophysics.

Chemistry.

Crystallography.

Earth Sciences.

Mathematics & Statistics.

Meteorology & Atmospheric Sciences.

Nanotechnology.

Physics.

Explanation:

What does Sexual reproduction involves ?

Answers

Answer:

it involves a sperm (male) entering an egg (female)

Explanation:

Sexual reproduction is a type of reproduction that involves a complex life cycle in which a gamete (such as a sperm or egg cell) with a single set of chromosomes (haploid) combines with another to produce an organism composed of cells with two sets of chromosomes (diploid).

What is the probability of flipping a coin twice and getting two heads?

a) 1
b) 1/2
c) 1/4
d) 3/4

Answers

Answer:

3 , I'm a Harvard graduate

Penny is observing a substance that is experiencing a change of state. In its first state, the particles in the substance are close together, but able to move around one another. After the change, the particles are no longer close together. Which change of state has occurred? Group of answer choices sublimation melting condensation evaporation

Answers

Answer:

Evaporation

Explanation:

since particles become free to move around in gaseous form, they are no longer close to each other.

How is salinity affected?
(a) evaporation increases
(b) freezing increases
(c) melting increases
(d) precipitation increases

Answers

Answer:

Salinity of seawater is affected by evaporation, precipitation, ice formation, and ice melting. Evaporation increases the salinity of seawater because when seawater evaporates, the salts are left behind, thus increasing their concentration. ... Ice formation and melting behaves in a similar way.

Answer: evaporation increases

Explanation:

the first person meant evaporation increases

What is the circulatory system?

Answers

Answer:

The heart and blood vessels

Explanation:

Answer:

the system that circulates blood and lymph through the body

Explanation:

FYI I searched it up.

Lebron James the goat

Answers

Answer:

true true

Explanation:

Answer:

agree to disagree

Explanation:

What is an example of a codominate
phenotype?

Answers

Answer:

With a codominant trait, phenotypes like fur color are combined. For example, if a black-feathered chicken breeds with a white-feathered chicken, their offspring will be both black and white. They will not be gray; rather, there will be spots of both colors. Codominance means that neither allele can mask the expression of the other allele. An example in humans would be the ABO blood group, where alleles A and alleles B are both expressed. So if an individual inherits allele A from their mother and allele B from their father, they have blood type AB.

I hope this helps some~ <3

-Dream

Analyze the cell shown below. Which of the following accurately describes an
essential cell function being provided by the process shown?
A. Modification of protein
B.secretion of regulatory molecules
C.Synthesis of proteins
D.Digestion of food particles
A. Modification of proteins

Answers

Si tests of proteins I think so

I WILL GIVE BRAINLIEST!!!
Sickle-cell anemia is a recessive trait in humans. In order to express the disease, an affected individual must inherit two recessive alleles (ss).

What is the probability that the offspring of two heterozygous parents will also be heterozygous?

Choose 1 answer:

(choice A)
A


(choice B)
B
[tex]\frac{1}{4}[/tex]

(choice C)
C
[tex]\frac{1}{2}[/tex]

(choice D)
D
[tex]\frac{3}{4}[/tex]

(choice E)
E
[tex]\frac{4}{4}[/tex]

Answers

Answer:

1/4 will have ss trait

Explanation:

other 2/4 will be carrier(Ss) and other 1/4 will have both dominant trait (SS)

Answer:

B. 1/2

Explanation:

The genotypes of the parents are Ss and Ss. We know this because Heterozygous basically means different alleles. The punnet square of this problem will show that the possible genes given to the offspring are SS (capital letters mean dominant. keep in mind that sickle-cell anemia is a recessive trait, meaning it is written in lowercase), Ss, Ss, or ss. So this means the offspring will have a 1/2 chance of becoming heterozygous (Ss).

How do cells obtain energy?

Answers

Answer:

Beginning with energy sources obtained from their environment in the form of sunlight and organic food molecules, eukaryotic cells make energy-rich molecules like ATP and NADH via energy pathways including photosynthesis, glycolysis, the citric acid cycle, and oxidative phosphorylation.

Cells have an organelle known as 'mitochondria' which has ATP molecules in it. These ATP molecules generates energy for the cell to function properly.

Cells need a source of energy, they get this energy by breaking down food molecules to release, the stored chemical energy.

This process is called 'cellular respiration'.

The process is happens in all the cells in our body.

Oxygen is used to oxidize food, main oxidized food is sugar(glucose).

Can blood cells replicate themselves?

Answers

Answer:

Blood cells cannot replicate themselves.

Explanation:

They do not replicate like other bodily cells because they cannot independently process and create proteins. Blood cells are instead formed in the bone marrow of bones. Depending on whether it is RBC or WBC, there are different types of bone marrow for producing that type of blood cell.

HELLPPPPPPP THIS IS TIMEDDDDDD

Answers

Answer:

no

Explanation:

a sailboat moves faster as the wind blows on its sail. this is an example of acceleration, force, speed, velocity

Answers

Answer:

force

Explanation:

Gravity and buoyancy are the two key forces that operate on a stationary sailboat. The power of the wind pulls on the sail in order for the boat to move which allows the boat to move. The powers are now unbalanced, which is apparent from the acceleration of the ships.

The boat accelerates until the forward portion of the force from the sails is matched by the drag from the water.

Which of the following describes a method of energy conservation?
O A. Driving a car with low fuel efficiency less often than before
O B. Switching to an appliance that has lower energy efficiency
O C. Driving a car with high fuel efficiency more often than before
XOD. Removing the insulation from a home before using the heater in winter

Answers

A) drive a car less (any car) and you are conserving energy

Explain the relationship between codon and gene.

Answers

Answer:

A codon is a trinucleotide sequence of DNA or RNA that corresponds to a specific amino acid. The genetic code describes the relationship between the sequence of DNA bases (A, C, G, and T) in a gene and the corresponding protein sequence that it encodes. The cell reads the sequence of the gene in groups of three bases.

Explanation:

Can someone help!?
Name an invertebrate that lives in the USA in a wetland.

Answers

Answer:

mosquitoes

Explanation:

Shrews and moles are invertebrates that lives in the USA in a wetland

I NEED HELP PLEASE ITS TIMED, I DO NOT UNDERSTAND ITS TEN POINTS IF YOU ANSWER
A population is growing exponentially. What can you conclude?
A. There is no competition for resources.
B. The environment is at carrying capacity.
C. There is a very high population density.
D.The death rate is very high.

Answers

Answer:

A- There is no competition for resources

Explanation:

what is greenhouse effect

Answers

Answer:

The trapping of the sun's warmth in a planets lower atmosphere

Answer:

A greenhouse effect is the trapping of the sun that warmth the planet's lower atmosphere

Blank muscles allow you to move parts of your body in different ways when
you want to

Answers

Answer:

Skeletal muscles I think

Explanation:

because i think so

Which molecule found in the cell membrane is used to transport glucose into the cell

Answers

Answer:

Active transport proteins use adenosine triphosphate (ATP), the cell's energy storage molecule, to pump glucose into the cell, either with or against the concentration gradient.

Explanation:

Hope this helps

2. Complete the table describing the types of organisms.
TYPES OF ORGANISMS
Type
Description
Examples
Organisms that make their own food
Organisms that obtain energy
from the food they eat

Answers

The food they eat makes their own food and

What is the energy source for producers, consumers, and decomposers?

Answers

Answer:

The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers such as plants, algae, and cyanobacteria use the energy from sunlight to make organic matter from carbon dioxide and water. This establishes the beginning of energy flow through almost all food webs.

Explanation:

Hope this helps

Answer: The Sun is the main source of energy.

Explanation:

Hope this helps!

Which of the following limiting factors will most likely prevent further population growth within an ecosystem?
A. Excess water supply
B. Food supply to the area
C. Recycling of human goods

Answers

I think the correct answer is C.

Answer:

I think the answer is either B. or C.

Explanation:

1) List 10 ways that energy is used in your home or outside of your home.





2) Now, imagine yourself having surgery in a hospital and the power goes out. What could be done that the surgery could continue?

Answers

Answer:

There are many ways to save energy at home some are as following:-

1)Use Led Bulbs rather than Tubelight

2)Using Heater or Air Conditioner uses a lot of energy so we should reduce there usage

3)If possible, install a programmable thermostat to automatically adjust your home's temperature settings when you're away or sleeping.

4)Use a bucket of water rather than taking a shower

5)During Winter season use suns heat to heat up your body rather than using heater at day time

6)Save water by scraping dishes instead of rinsing them before loading in the dishwasher

7)Close the tap when not in use

8)While brushing tour teeth, use utensils to clean your mouth rather than using a tap

9)The water you use to mop the floor can we used to water the plant or even clean your car

10)Dont use dryer to dry your cloth rather put it in under sun

Explanation:

PLEASE MARK ME AS BRAINLIEST

Which star is four times bright as our sun

Answers

Answer:

The star VY Canis Majoris

VY Canis Majoris

Hope this helped! :)

What is the genotype and phenotype for A male hemophiliac with a woman pure for normal clotting.

Answers

Answer:

Male=XhY and woman=XHXH

Active
Create a dichotomous key.
Magnifying Glass
Drag your question here.
Legs
Wings
Antennae
Stinger
Claws
Brown

Answers

Answer:

here hope this helps sorry its late but better late then never right anyways here have a good day if you have questions please let me know.

Explanation:

A dichotomous key is an identification technique that repeatedly divides groups of organisms into two categories.

What is Dichotomous key?

More details regarding the unique characteristics of a given organism are disclosed with each successive division. Once the organism no longer exhibits all of the chosen traits in concert with any other organism, it has been recognized.

In order to identify specimens with a dichotomous key, it is recommended to employ immutable traits (i.e. features that do not change). Size, coloration, and behavioral habits can all change across people and over the course of a lifetime.

Better traits are produced by physical features (like the number of limbs) and biological processes (like the mode of reproduction). Typically, dichotomous keys are displayed in one of two ways.

Therefore, A dichotomous key is an identification technique that repeatedly divides groups of organisms into two categories.

To learn more about Dichotomous key, refer to the link:

https://brainly.com/question/2235448

#SPJ5

Why do offsprings look different from there parents?

Answers

Living things produce offspring of the same species, but in many cases offspring are not identical with each other or with their parents. Plants and animals, including humans, resemble their parents in many features because information is passed from one generation to the next.

Offspring differ somewhat from their parents and from one another. Instructions for development are passed from parents to offspring in thousands of discrete genes, each of which is now known to be a segment of a molecule of DNA. This essay will explore some of the reasons behind how and why these differences in appearance arise, from the base sequence of DNA through to the observed phenotype.
Genes come in different varieties, called alleles. Somatic cells contain two alleles for every gene.

What can cause genetic variation in a population?

Answers

Answer: by mutations when there is random fertilization and mating and when homogenous genes get together (especially if it is recessive) then a mutation can occur

Explanation:

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