genetic crossings example

Answers

Answer 1

Answer:

Answer:Monohybrid Cross

Answer:Monohybrid CrossIn a monohybrid cross, the parent organisms differ in a single characteristic. Suppose, for example, two humans have children. The father has a widow's peak and the mother does not. A widow's peak is a dominant trait, meaning that if the child inherits the gene for this trait from one parent, that child will have a widow's peak regardless of the gene inherited from the other parent.

Answer:Monohybrid CrossIn a monohybrid cross, the parent organisms differ in a single characteristic. Suppose, for example, two humans have children. The father has a widow's peak and the mother does not. A widow's peak is a dominant trait, meaning that if the child inherits the gene for this trait from one parent, that child will have a widow's peak regardless of the gene inherited from the other parent.Consequently, there are two possibilities. The child could inherit the widow's peak gene from his father, or he could inherit the non-widow's peak gene from his father. He will inherit a non-widow's peak gene from its mother, who does not have the widow's peak gene. In this particular monohybrid cross, there is a fifty-fifty chance that any given child will have a widow's peak.

Answer:Monohybrid CrossIn a monohybrid cross, the parent organisms differ in a single characteristic. Suppose, for example, two humans have children. The father has a widow's peak and the mother does not. A widow's peak is a dominant trait, meaning that if the child inherits the gene for this trait from one parent, that child will have a widow's peak regardless of the gene inherited from the other parent.Consequently, there are two possibilities. The child could inherit the widow's peak gene from his father, or he could inherit the non-widow's peak gene from his father. He will inherit a non-widow's peak gene from its mother, who does not have the widow's peak gene. In this particular monohybrid cross, there is a fifty-fifty chance that any given child will have a widow's peak.Dihybrid Cross

Answer:Monohybrid CrossIn a monohybrid cross, the parent organisms differ in a single characteristic. Suppose, for example, two humans have children. The father has a widow's peak and the mother does not. A widow's peak is a dominant trait, meaning that if the child inherits the gene for this trait from one parent, that child will have a widow's peak regardless of the gene inherited from the other parent.Consequently, there are two possibilities. The child could inherit the widow's peak gene from his father, or he could inherit the non-widow's peak gene from his father. He will inherit a non-widow's peak gene from its mother, who does not have the widow's peak gene. In this particular monohybrid cross, there is a fifty-fifty chance that any given child will have a widow's peak.Dihybrid CrossIn a dihybrid cross, the parents differ in two characteristics you want to study. The pattern of inheritance here is somewhat more complicated. Suppose, for example, that you have two parents, one of whom has dimples and a widow's peak while the other has no dimples and no widow's peak. Dimples, like a widow's peak, are a dominant trait. Consequently, if these two traits are not linked, each child has a 1/4 probability of inheriting dimples and widow's peak, a 1/4 probability of inheriting dimples but no widow's peak, a 1/4 probability of inheriting a widow's peak but no dimples, and a 1/4 probability of inheriting neither. Keep in mind, however, that linked traits might exhibit very different patterns.

Answer 2

Answer:

Flower colour in pea plants

Explanation:


Related Questions

Question 10

If you see caribou, lynx, bears, and conifers, you are probably in

Answers

Answer:

great danger

beacause lynx and bears can eat you alive

If you see reindeer, lynx, bear, and conifers, you're probably in a biome taiga.

What is taiga?

The Taiga or boreal forest is a biome formed mainly by conifer-type plants, so it is also called the Coniferous Forest.

The climate in this region is subarctic, characterized by a very cold, long and dry winter with temperatures reaching -50º C. Summer is short and humid, days are longer and temperatures can reach 20º C.

With this information, we can conclude that if you see reindeer, lynx, bear, and conifers, you are probably in a taiga.

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Ricky recently moved from a quiet rural area into a more chaotic urban location for work. He has been struggling to sleep due to the loud noise of police sirens at night, but has noticed that the sirens have been disturbing his sleep less as he gets used to the noise. Which of the following terms best describes what Ricky is experiencing?
a. Sensitization
b. Habituation
c. Operant conditioning
d. Extinction

Answers

Answer:

吧b

Explanation:

Ricky has been struggling to sleep due to the loud noise of police sirens at night, but has noticed that the sirens have been disturbing his sleep less as he gets used to the noise. Ricky is experiencing habituation.

What is habituation?

habituation is a type of response where complete elimination of a particular response or  zero frequency of occurrence occur.

If the stimulus continues  for an additional number of trials, although no changes occur but  the response will exhibit lower levels of recovery.

Habituation is a non-associative learning in which an automatic decrease in the intensity of a response occur which is repetitive, weak stimulus, without serious consequences, for example, ignoring stimuli

Habituation defines as  the fading of the response over the course of monotonous stimulation, and sensitization refers to processes of increased response.

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3 ways of transporting carbon dioxide in blood​

Answers

Carbon dioxide is transported in the blood in three ways: 1) dissolved in solution 2) bound to proteins 3) buffered with water

What does science tell us

Answers

it helps us to answer important questions through experiments and observation and understand how everything in the natural world works

Is this a good problem/observation?

Answers

Yes, but maybe limit your experiment to a certain type of plant. Because you’re changing the type of plant and the frequency it may interfere. So maybe put only one specific type of plant- so maybe say something like “I want to observe whether my wild flowers grow faster depending on the frequency I water them- once a day in comparison to once every two days, or a week.”

Explain why a relatively large forest can only support a
small number of wolves.

Answers

Answer:

below

Explanation:

It's not necessarily that a large forest can only have a small population of wolves because a larger population will not affect the ecosystem that much but it just depends on the area. One forest may have more prey than others which the wolves rely to eat and stay healthy.  So yes it would be preferred to have a smaller population but again, it doesn't hurt to have a large one either. The main problem with having a larger population of wolves can be one of two issues;

To many wolves to feed with less prey.To many wolves are going to want to fight for being the alpha in the pack.

Best of Luck!

Which cycle does NOT involve the atmosphere? *

A. water
B. nitrogen
C. carbon
D. phosphorous

Answers

Answer:

Phosphorous

Explanation:

The common subatomic particles that make up an atom consist of protons, neutrons, and ___ .

Answers

electrons (negatively charged subatomic particles)

Carbohydrates stored in the liver are in the form of starch.

True

False

Answers

Answer:

It is false. carbohydrates are stored in form of glycogen.

Why do you blink

This is what it looks like when you blink with your eyes and mouth

LOL

Answers

Ans我们每一个人都在不断地眨眼,正常人每分钟要眨眼10~20次,每次眨眼的时间约0.2~0.4秒

除去睡眠时间,一个人一天要眨眼1万次左右,人体中最忙碌的算是提睑肌了

每次眨眼间隔时间仅4~5秒钟wer:

lanation:

PLEASE HELP ASAP FAST

Answers

Answer:

c ,this the correct answer cytoplasm ,cytoplasm a.nucles ,plasma membrane

At Geometry Inc. Susy works 8 hours and gets paid $96. How much would Tony get pay if
he works 12 hours?

Answers

Susy got $144 have a good day

A female has a brother who is color blind and a mother who is not.
What is the probability that the female is a carrier for the trait?

25%

100%

50%

0%

Answers

I’m pretty sure it’s a 50% chance since the colorblind mother has two kids and one of them has the trait.

25% is the probability that the female is a carrier for the trait. So, the correct option is (A).

What is Colourblindness?

Color blindness is defined as a reduced ability to differentiate between colors compared to the norm of normal human color vision. It is also called color vision deficiency (CVD) when a person is color blind, usually having difficulty distinguishing between certain colors such as yellow and orange, green and brown, pink and grey, or blue and green. Purple. These are typical of what is called "red-green color blindness".

The genes that can give red-green color blindness are passed on the X chromosome, although it is passed on the X chromosome, red-green color blindness is more common in males, causing males to inherit it from their mothers. There is only 1 X chromosome.

In the above case, if the mother is not colour blind but her son is color blind so, the probability for her daughter is 25%.

Thus, 25% is the probability that the female is a carrier for the trait. So, the correct option is (A).

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Which is a component of pseudoscience but not science

Answers

assuming that the options are explanation, facts, process, and beliefs, the answer would be beliefs because they are devoid of scientific evidence.

What is photosynthesis ​

Answers

Answer:

The process by which green plants and some other organisms in the presence of sunlight to synthesize nutrients from carbon dioxide and water is called photosynthesis.

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.

What is epistasis?


traits where one gene interferes with the effect of another

traits whose genes are inherited separately

traits whose genes are inherited together

when a single gene controls a trait

Answers

Answer:

A

Explanation:

traits where one gene interferes with the effect of another

Which change is chemical?
1 water freeZing
2 water undergoing electrolysis
3 water boiling
4 water evaporating

Answers

water evaporating is a chemical change so 4


What is the division of type based on?

Answers

Answer:

There are two types of cell division: mitosis and meiosis. Most of the time when people refer to “cell division,” they mean mitosis, the process of making new body cells. Meiosis is the type of cell division that creates egg and sperm cells. Mitosis is a fundamental process for life.

Explanation:

The process by which plants produce food is known as photosynthesis. This process requires sunlight, carbon dioxide, chlorophyll and ……………..

A) Sodium B) Potassium C) Water D) Oxygen

Answers

I think the answer is water

Answer:

Option C. Water is the correct choice here.

Explanation:

Photosynthesis is the change of water and CO2 to glucose in the presence of chlorophyll and sunlight.

_________ feed on dead matter, causing it to decay while ________ feed on already decaying matter.
A. Decomposers, Consumers
B. Saprobes, Detritivores
C. Producers, Consumers
D. Detritivores, Consume

Answers

Answer:

Decomposers, Consumers

Explanation:

Answer:

B) Saprobes, Detritivores

Explanation:

Saprobes derive their nourishment from nonliving or decaying organic matter.

Detritivores feed on dead, organic material and play an important role in the breakdown of organic matter from decomposing animals and plants.

how free trade rather than protectionism can favour countries.​

Answers

Explanation:

Free trade is good for consumers. It reduces prices by eliminating tariffs and increasing competition. ... In principle, this will make goods and services cheaper. In contrast, protectionism can result in destructive trade wars that increase costs and uncertainty as each side attempts to protect its own economy.

Describe the structure and function of bone.

Answers

Answer:

Bone is a mineralized connective tissue that exhibits four types of cells: osteoblasts, bone lining cells, osteocytes, and osteoclasts [1, 2]. Bone exerts important functions in the body, such as locomotion, support and protection of soft tissues, calcium and phosphate storage, and harboring of bone marrow

Hsiishdhdudhshsisjshshsu

A hypothesis is a plausible explanation for a particular fact, observation, or process. Write a hypothesis about how the various concentrations of acid will affect the amount of limestone that is dissolved from each jar.

Answers

The hypothesis will state as follows: IF the concentration of acid increases, THEN, the amount of limestone dissolved will also increase.

WHAT IS A HYPOTHESIS?

A hypothesis is a crucial part of the scientific method. It is a testable explanation of an observation or a proposed answer to a scientific question.

A hypothesis, which must be testable via experimentation, can either be accepted or rejected depending on the outcome of the experiment.

A hypothesis is an IF, THEN statement that must include the independent and dependent variables of the experiment i.e. it must show how the dependent variable (effect) is affected by the independent variable (cause).  

In this case regarding the dissolution of limestone with respect to different concentrations of acid, a possible hypothesis will state as follows:

"IF the concentration of acid increases, THEN, the amount of limestone dissolved will also increase".

Learn more: https://brainly.com/question/23056080

Answer:

The hypothesis will state as follows: IF the concentration of acid increases, THEN, the amount of limestone dissolved will also increase.

WHAT IS A HYPOTHESIS?

A hypothesis is a crucial part of the scientific method. It is a testable explanation of an observation or a proposed answer to a scientific question.

A hypothesis, which must be testable via experimentation, can either be accepted or rejected depending on the outcome of the experiment.

A hypothesis is an IF, THEN statement that must include the independent and dependent variables of the experiment i.e. it must show how the dependent variable (effect) is affected by the independent variable (cause).  

In this case regarding the dissolution of limestone with respect to different concentrations of acid, a possible hypothesis will state as follows:

"IF the concentration of acid increases, THEN, the amount of limestone dissolved will also increase".

Learn more: brainly.com/question/23056080

Explanation:

credit - the guy above me

what does erythropoietin do

Answers

Answer:

Erythropoietin (EPO) is a hormone produced primarily by the kidneys, with small amounts made by the liver. EPO plays a key role in the production of red blood cells (RBCs), which carry oxygen from the lungs to the rest of the body. This test measures the amount of erythropoietin in the blood 2020

Explanation:

Condition present: EPO level

Polycythemia: Normal or low

Anemia: High

GIVING BRAIN-LIST TO THE CORRECT ANSWER!!!!!!!!
______________________

You can trust scientific information from advertisers because they are selling a product.

True or false?

Answers

False. Advertisers are not a good course of scientific information because they are a biased source. Since their goal is to sell, you cannot trust the information they supply.
The correct answer is false.

The advertisers goal is to sell whatever product they are selling, so they will say anything that will persuade the audience to buy it and not all of the information whether it’s scientific or not, can’t always be trusted.

what is the path away water through plants

Answers

Answer:

Water passes though xylem in plants.

A well designed experiment includes an experimental group and a control group.

True or false

Answers

Answer:

True

Explanation:

A good experiment needs the control group to see what the base is and an experimental group to be tested.

hope this helps. . . <3

Chemosynthesis is the main source of
energy capture
A. where light energy is not available.
B. in oxygen-rich environments.
C. when water has a pH of 7.

Answers

Answer: the answer would be a

Explanation: because I had the same question too on acellus and got a right

Photosynthesis makes use of light energy while chemosynthesis is the main source of energy capture where light energy is not available.

What is photosynthesis?

It is defined as a process by which plants and other photosynthetic organisms convert the light energy in to chemical energy  through the process of cellular respiration.

Some of the energy which is converted  is stored in molecules of carbohydrates like sugar and starches  which are made up of from carbon dioxide and water . Photosynthetic organisms which can perform photosynthesis  are algae and cyanobacteria. Photosynthesis is largely responsible for producing and maintaining the content of oxygen in earth's atmosphere.

The process begins with proteins absorbing light energy  which are called reaction centers and contain a green pigment which is called chlorophyll . In plants ,these pigments are present inside organelles called chloroplasts while in bacteria they are present in plasma membrane.

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an organism's metabolism helps it to maintain homeostasis. this is evidence that it is a living thing since all living things

A.) have genetic material
B.) are made of one or more cells
C.) grow and develop
D.) use energy

Answers

B. is the correct answer i think

Answer: C

Explanation:

Modern inventions and discoveries:
A.support Scripture and creation
B. support the idea of evolution
C. do not relate to Scripture
D. falsify Scripture

Answers

Answer:

B

Explanation:

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