In horses, black coloring (B) is dominant, and chestnut coloring (b) is recessive. What percentage of offspring are expected to be chestnut?

Answers

Answer 1

Answer:

This question is incomplete, the complete question is as follows:

- In horses, black coloring (B) is dominant, and chestnut coloring (b) is recessive. A homzygous black horse crosses with a chestnut horse.

What percentage of offspring are expected to be chestnut?

The answer is 0%

Explanation:

This question involves a gene coding for color in horses. The allele for black coloring (B) is dominant over the allele for chestnut coloring (b) is recessive.

According to this question, if a homzygous black horse (BB) crosses with a chestnut horse (bb), the following gamete will be produced by each parent;

BB - B only

bb - b only

Using these gametes in a punnet square, the following proportion of offsprings will be produced:

Bb, Bb, Bb, Bb

All of these offsprings are phenotypically black colored although heterozygous in genotype. Hence, 0%  of offspring are expected to be chestnut.

In Horses, Black Coloring (B) Is Dominant, And Chestnut Coloring (b) Is Recessive. What Percentage Of
Answer 2

Answer:

its 0% love

Explanation:


Related Questions

Help me on this plz get this correct

Answers

Answer:

1. Eagle

2. Primary

3. The population of snails would go up

4. The same amount i believe

5. The Mitochondria

Which kind of division of time on the geologic time scale has the name
Pleistocene?

Answers

Answer:

An epoch

Explanation:

I got it wrong and it epoch Red Riot out

How long did the cicadas in the video live underground?
O A. 17 days
O
B. 7 months
O
C. 7 years
O
D. 17 years

Answers

Answer:

D. 17 years

Explanation:

if you were in 2004 cicadas were around that time. 2004 to get to 2021 is 17 years so its D

hope this helped

Which is an example of mechanical digestion that occurs in the human digestive system?

A. Saliva in the mouth acts to moisten and break apart food molecules.

B. The muscular lining of the esophagus pushes food from the mouth to the stomach.

C. The muscular walls of the stomach act to churn food back and forth.

D. Small molecules, such as glucose, are absorbed into the blood from the small intestine.

Answers

Answer:

Saliva in the mouth acts to moisten and break apart food molecules

An example of mechanical digestion that occurs in the human digestive system is saliva in the mouth acts to moisten and break apart food molecules.

What is mechanical digestion?

Mechanical digestion entails physically breaking down food substances into smaller particles so that chemical digestion can proceed more quickly.

Chemical digestion involves digestive enzymes further degrading the molecular structure of ingested compounds into a form that can be absorbed into the bloodstream.

Thus, the correct option is A. Saliva in the mouth acts to moisten and break apart food molecules.

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Earth's early atmosphere was primarily composed of

hyrogen cyanide and carbon monoxide.

oxygen and carbon monoxide.

oxygen and water vapor.

carbon dioxide, water vapor and nitrogen.

Answers

Answer:

The correct answer is ''carbon dioxide, water vapor and nitrogen.''

Explanation:

About 4.5 billion years ago, Earth was a very geologically active planet. So many volcanic fumes formed the primitive atmosphere, which was mostly made up of water vapor, carbon dioxide, sulfur, and nitrogen. At this point, oxygen was barely present and the oceans did not yet exist. The primitive atmosphere is the one before the Precambrian, it was reductive, that is, it lacked free oxygen, and only had ammonia, methane and hydrogen, the high temperature of the atmosphere in its early stages facilitated the reaction of these gases to form organic compounds from which life may have emerged. UV rays passed, because ozone did not exist.

(07.02 LC)

Which statement identifies the cause for thermal pollution in a lake?

A boater fueling his boat from the dock on the lake

A child feeding bread to fish near the shore

Flood irrigation methods utilized by farmers

People swimming in the lake near the shore

Answers

Answer:

A

Explanation:

Thermal pollution is a type of pollution that occurs as a result of changing the temperature of the lake

the fuelling process increases the temperature of the lake

Need these answers quick please tha ks

Answers

Number 9 is option a.
Change in genotype will not always produce change in phenotype.

Number 10 is option b.
The gene had to have been introduced into the genome in order for the goats to express it.

Determine which are true of prokaryotic and eukaryotic transcription. In prokaryotic cells _____________; in eukaryotic cells ______________.

Answers

Answer:

This question is not complete as it lacks options. However, it can be answered by giving the general differences between eukaryotic and prokaryotic transcription.

Explanation:

Eukaryotes are organisms that possess a membrane-bound nucleus that harbors their genetic material while prokaryotes are organisms that lack a membrane-bound nucleus.

Transcription is the process whereby a DNA template is used to produce an mRNA molecule. Below are the common differences in the transcription of eukaryotic and prokaryotic:

- Transcription in eukaryoric cell occurs in a NUCLEUS while transcription in prokaryotic cell takes place in a CYTOPLASM

- Transcription in eukaryotic cell requires proteins called TRANSCRIPTION FACTORS while transcription in prokaryotic cell does not require TRANSCRIPTION FACTORS.

- Transcription in eukaryotic cells occurs differently from translation while transcription in prokaryotic cells is coupled with translation i.e occur simultaneously.

Will give brainliest... Why does a population not level off during the same year it reaches zero population growth?

Answers

Answer:

Because parents will still be living for decades. What factors contributed to the world's overall population growth in the last 150 years? Having ample food, shelter, water, and technology.

Explanation:

Hope it helps u

FOLLOW MY ACCOUNT PLS PLS

How would the Earth's climate change if its obliquity shifted from 23.4° to 0°, and all other factors remained the same?

A-Global warming would increase rapidly.
B-It would shift the Earth into a global ice age.
C-The seasonal changes would be more extreme.
D-There would be no seasons.

Answers

Answer:

There would be no seasons.

Explanation:

The tilt of the Earth's axis is what causes seasons. Throughout the year, different parts of Earth receive the Sun's most direct rays. So, when the North Pole tilts toward the Sun, it's summer in the Northern Hemisphere. And when the South Pole tilts toward the Sun, it's winter in the Northern Hemisphere. If there was no tilt, the rays hitting the Earth would have minimal changes, meaning no seasons.

What is the difference between asexual and sexual with plants??
I WILL GIVE BRAINIEST IF CORRECT.

Answers

Answer:

see below hope this helps !

Explanation:

Asexual reproduction involves one parent and produces offspring that are genetically identical to each other and to the parent.

Sexual reproduction involves two parents and produces offspring that are genetically unique.

Answer:

asexual plants are plants that can reproduce without another specimen and have hosts that carry pollen or whatever needed to reproduce and sexual plants need another plant to reproduce

Explanation:

:) hope this helps <3

Just like you and me, bacteria cells are under constant attack by
A. antiseptics
B. white blood cells
C. viruses
D. all the above

Answers

Answer:

C. Viruses

Explanation:

Which of these is not a characteristic of ALL living organisms?
A. Reproduces sexually
B. Is made of cells
C. Grow
D. Requires energy

Answers

A!!!!!!!!!!!!!!!!!!!!

Why do you think it is necessary for there to be variation in a population in order for evolution by natural selection to occur?

Answers

Without variation in the population there will be no differences in relative fitness/differential reproductive success between individuals as a result of natural selection. Without differences in relative fitness between individuals there will be no change in frequency of alleles in the population overtime.

Variations in the population are necessary because it allows some individuals to acclimate to the environment while sustaining the survival of the population.

What do you mean by Genetic variations?

Genetic variations may be defined as the existence of differences in sequences of genes between individual organisms of a species.

Natural selection randomly favors or unfavors one genotype at a time. If there will not be any genetic diversity, it may lead to either extinction or population explosion of a particular genotype.

The genetic variations also depend on the relative fitness of a particular species. In order to resist at least one genotype of given species, genetic variations are important.

Therefore, variations in the population are necessary because it allows some individuals to acclimate to the environment while sustaining the survival of the population.

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Tell me where I should put the boxes in the correct description

Answers

Answer:

1st graph/diagram --> 2nd description (between top and bottom)

2nd graph/diagram --> 3rd description (bottom/last one)

3rd graph/diagram --> 1st description (top one)

How do laws reduce air pollution?

Answers

Answer:

Laws reduce air pollution by a number of things, this could be by issuing a fine of about £20 or above. This is the most common way yet im sure in more serious cases prison sentences are issued.

Environmental Science Final Exam
Spring 2021
1.
Which of the following would be a density-independent cause of large numbers of deaths in a
population?
a. Disease-carrying beetles
b. Food shortages
C. Hurricanes
d. Predatory birds
2. How many species of organisms exist on Farth?

Answers

Hurricanes are examples of density independent causes of significant population changes!

(Hurry, l am taking my exam) In an effort to develop the best-tasting apple, a grower eliminated all trees that produced apples considered too sweet or too sour. What type of selection is being carried out by the grower? a. Directional b. Disruptive c. Choice d. Stabilizing​

Answers

Answer: It is D. Stabalizing

Explanation:

I took the test and because the apples of both ends are being eliminated while the ones in the middle are being kept and increasing.

Which nucleic acid can carry the protein synthesis instructions from the nucleus to the ribosomes?



DNA

RNA

Monosaccharides

Endoplasmic reticulum

Answers

Answer:

Monosaccharides

Explanation:

Monosaccharides

The answer is Monosaccharides


Genes influence an organism's traits by coding for ?
A:
Cells
B:
Proteins
C:
Chromosomes
D:
DNA

Answers

The answer is B proteins.

Genes influence an organism's traits by coding for proteins. Therefore, option B is correct.

What are genes?

Genes are segments of DNA that hold the instructions needed to create a single, usually protein-producing, molecule in your body. These proteins regulate how our body develops and functions; they are also in charge of determining many of our physical traits, like our eye color, blood type, and height.

the information connected to a certain characteristic of the organism is encoded by these on the strands of genomic material; the entire strand of DNA or RNA is made up of numerous genes, each of which contains information. DNA is converted into RNA and then RNA is converted into protein.

Genes influence an organism's traits by coding for proteins. Therefore, option B is correct.

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Which example describes an adaptation of a blueberry plant in the summer? Buds begin to form. The leaves turn red. The plant is dormant. Berries and leaves are fully grown.

Answers

Answer:

Berries and leaves are fully grown.

Explanation:

Blueberry plants are native to the northern hemisphere and belong to the Vaccinium genera and Ericaceae family.

They are deciduous shrubs that that are grown in cold-weather regions. They exhibit winter dormancy, which they induce with exposure to hours of cold.

If the winter is not hard, the plants might flower during this season, but if not, they do it at the beginning of the spring.

Blueberry plants can adapt to variable climatic conditions. However, temperatures lower than 5ºC might damage the buds. And temperatures over 36ºC might also damage the fruits.

Sunny summers favor the fruit quality and avoid pathogen development.

The collecting season varies according to the plant variety, but usually, harvests are done from late spring to late summer.

During the autumn, leaves turn reddish before falling, and buds develop once the vegetative growth is over.

What does the Serengeti ecosystem smell like?

Answers

Answer:

Everywhere you look, the world is truly wild, in a way that's just breathtaking. What does it smell like? You wouldn't think it would be noteworthy, but the whole Serengeti smelled clean. Fresh, kind of, with just a trace of dust on the wind.Explanation:

A 7th grade teacher asked students to engage in an argument regarding human impact on a national forest ecosystem that was home to mountain lions, coyotes,
and bobcats as well as about 3,000 deer. The deer ate grass, and the mountain lions, coyotes, and bobcats ate deer. Hunters began killing
large numbers of
mountain lions, coyotes, and bobcats. About 20 years later the deer population had increased to about 100,000. The teacher asked the students to explain why
the population of deer increased. Which student's argument most accurately explains the increase in the deer population?
O A. Student 1: The number of deer increased because deer populations are always increasing, even when there are lions, coyotes, and bobcats preying on
them.
O B. Student 2: The number of deer increased because without lions, coyotes, and bobcats, the deer lived longer and had more offspring that also lived
longer.
c. Student 3: The number of deer increased because with fewer mountain lions, coyotes, and bobcats, the deer had more food available to eat
D. Student 4: The deer population increased because with fewer lions, coyotes, and bobcats, there was less competition within the deer population.

Answers

Answer:Student 4

Explanation: Because if the mountain lions, coyotes, and bobcats decrease they arent enough to prey on the deer which causes the deer population to be able to reproduce over time.

Certain individual females in a population of deer decide to stop breeding with males that don't have antlers. this is an example of which Form of speciation
A. Allopatric speciation
B. Sympatric speciation
C. Parasympathetic speciation​

Answers

Certain individual females in a population of deer decide to stop breeding with males that don't have antlers. This is an example of which Form of speciation A. Allopatric speciation.

What's an allopatric speciation instance?

Allopatric speciation occurs when two companies of organisms are separated by using a bodily or geographic barrier. Not unusual examples of those boundaries include mountain degrees, oceans, or even big rivers. The isthmus of Panama is a high instance of a geographical barrier and it separates the Atlantic and Pacific oceans.

In allopatric speciation, groups from an ancestral populace evolve into separate species due to a period of geographical separation. In sympatric speciation, agencies from the same ancestral populace evolve into separate species with no geographical separation.

Allopatry, which means 'in another area', describes a population or species this is bodily remoted from different comparable companies by an extrinsic barrier to dispersal. From a biogeographic angle, allopatric species or populations are those that do not have overlapping geographic levels.

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Answer:

Its B

Explanation:

Sympatric speciation

What are Sodium carbonate.Na2 CO3. Elements

Answers

Answer:There are 3 elements in sodium carbonate i. e. sodium(Na) , Carbon (C) , Oxygen (O) .

Explanation:

Sodium carbonate (also known as washing soda or soda ash), Na2CO3, is a sodium salt of carbonic acid and is a fairly strong, non-volatile base.

A population of large predators in an ecosystem has been trapped and removed from the area. How would this event most likely change the food web in this ecosystem?
A.
The number of herbivores will decrease and the number of producers will increase.
B.
The number of herbivores will increase and the number of producers will decrease.
C.
The number of small predators will decrease and the number of herbivores will increase.
D.
The number of small predators will decrease and the number of omnivores will decrease.

Answers

I think that the answer would be b.Sorry if I’m wrong. Hope this helps :-)

10 points for each answer brainliest as well
Based on the Nebular theory, which of these is a step in the formation of the center of a new planetary system?
A. evaporation of condensed gases due to heat
B. combination of condensed gases due to gravity
C. contraction of condensed gases due to nuclear fission
D. expansion of condensed gases due to nuclear fission

Answers

Answer:

The answer is the evaporation of water. As the gas begins to collapse, thermonuclear fusion as a result of the immense gravity at the center of the cloud results in the generation of immense heat and radiation that turns solids and liquid into gaseous form, close to the center of the cloud.

Explanation:

This resulted in the nuclear fusion of gases and dust to create the sun and planets at the outer flattened portion of the disk." The sun forms in the center of the cloud since the gravitation effect that drives thermonuclear fusion are strongest in this region. Planets form in the outer regions of the accretion disks where matter attract each other into clumps and gain even more gravitational pull to yank even more matter.

Hope this helps.

Answer:

A: evaporation of condensed gases due to heat.

Explanation:

Here are the 6 steps:

Nebula, protosun forming, spinning planetary disk, protoplanets forming,

Shock waves from a nearby supernova explosion.

It also begins to flatten.

Protosun.

When the gravitational forces begin to fuse hydrogen into helium (fusion)

Protoplanets.

Inner protoplanets - most of their lightweight gases are boiled away

The last step is the answer.

what are the proteins that are found all throughout the cell

Answers

Animal cells or plant cells??

Answer:

Explanation:Ribosomes are found in many places around a eukaryotic cell. You might find them floating in the cytosol. Those floating ribosomes make proteins that will be used inside of the cell. Other ribosomes are found on the endoplasmic reticulum.

When carbon dioxide is dissolved in the ocean, what can it be turned into?
A. Fossil fuels
B. Seashells
C. Nitrates
D. Zooplankton

Answers

I think its B. seashells?

Explanation:

Organisms in the ocean take Carbon Dioxide and turn it into carbonate CO 2/3

Carbonate is often combined with ions like CA 2+  and MG 2+

The Calcium Carbonate makes up the hard structures of corals, and sea shells. The amount of Carbon in the Coral reefs far exceeds the amount of Carbon Dioxide dissolved in the oceans.

Which option identifies the information that could best help the grower complete the estimate of harvest date in the following scenario?

Burt is grower and must make the arrangements for harvesting and shipping a crop weeks before the plants can reach maturity. He must make an estimate of likely maturity date based on known and predicted information. Burt knows the base temperature of the crop, the specific daily GDD units of the season to date, and the total GDD necessary before the plants can be ready for harvest.


ten-day weather forecast from a website

full-year weather forecast from an almanac

average daily highs and lows for the upcoming months

estimated number of days from planting to maturity

Answers

Answer: full-year weather forecast from an almanac

Hope this helps!!

Plz give me Brainliest!!

Have a great day!!

Bye!!

Answer:

average daily highs and lows for the upcoming months

Explanation:

did it and just got it right

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