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Sickle Cell anemia is a disease caused by a recessive allele. What is the chance a child will have Sickle Cell if one
parent has it, and the other parent does not and is homozygous.
A. 75%
B. 33%
C. 0%
O
D. 100%

Answers

Answer 1
C. 0%

explanation: since it’s a recessive allele, both parents would need to have at least one allele.

Related Questions

Review the image shown right. Then, use the
drop-down menus to complete the following
sentence.
In transcription within the nucleus, RNA is made
through
pairing with the
antisense strand in
DONE

Answers

Answer:

The correct answer is -  Base pairing rule and DNA.

Explanation:

According to the base pair rule during transcription, along with antisense strand DNA, the RNA was made and the bases of the purines and pyrimidines strands bind together, Uracil paired with the A-strand and the C strand being paired to G-strand in transcription within the nucleus.

Thus, the correct answer in the first line is "Base-pairing rule" while in the second line is "DNA".

Answer: The answers are In transcription within the nucleus, RNA is made through

✔ base

pairing with theantisense strand in

✔ DNA

Explanation: These are the answers because they just are!!! Also screenshot fro proof

What is the difference between a scientific theory and a scientific law?

A. A law is a description of natural events. A theory attempts to
explain the causes of natural events.

B. A law is an educated guess. A theory is a fact.

C. A theory is an educated guess. A law is a fact.

D. A theory is a description of natural events. A law attempts to explain the causes of natural events.

Answers

C. A theory is an educated guess. A law is a fact.

What molecule makes the trunk of a tree sturdy?
O A. Fructose
O B. Disaccharide
C. Cellulose
O D. Glucose

Answers

Answer:

C. Cellulose

Explanation:

The answer is Cellulose.

How would pH levels decrease due to production of fatty acids

Answers

Answer:

Fatty acid synthesis is the creation of fatty acids from acetyl-CoA and NADPH through the action of enzymes called fatty acid synthases. This process takes place in the cytoplasm of the cell. Most of the acetyl-CoA which is converted into fatty acids is derived from carbohydrates via the glycolytic pathway.

What happens in photo system II?

A: excited electrons are transferred to an electron transport chain

B: excited electrons are used to split water molecules

C: electrons are reenergized to be used in NADPH production

Answers

Answer: a option electrons are passed on the z- series scheme

Explanation:

Answer:

A. excited electrons are transferred to an electron transport chain

Explanation:

Answer from gradpoint

The example of a whale beached by the tides illustrates that
1. tides occur twice a day
2. tides impact marine life
3. tides are a leading killer of whales
4. tides are usually deadly and destructive

Answers

The answer is 2: tides impact marine life

Answer:

I think its B

Explanation:

Animals cells have which of the following characteristics? Select all that apply

Answers

Answer:

Animal cells have the following characteristics: no cell wall, no large vacuole, only small ones, cleavage furrows.

Explanation:

hope this helps

What is healthcare ?

Answers

Answer:

The organized provision of medical care to individuals or a community.

Health care, health-care, or healthcare is the maintenance or improvement of health via the prevention, diagnosis, treatment, recovery, or cure of disease, illness, injury, and other physical and mental impairments in people. Health care is delivered by health professionals in allied health fields.

What method is used when you try several different solutions to see what
works?

Answers

Trial and Error

.............................
the answer should b trail and errors

Which could be its function?
A. Directing the growth of cells
B. Insulating the body
C. Forming muscle fiber
D. Storing energy

Answers

Answer: Forming Muscle Fiber

Explanation:

Forming muscle fiber is the answer. C

The picture shows a contractile vacuole of a unicellular freshwater organism. The contractile vacuole regulates the flow of water into and out of the cell in an aquatic environement. What condtions cause the contracile vacuole to fill with water? Your answer: The concentration of water is greater outside the cell than inside the cell. The concentration of water inside the cell is the same as the concentration outside the cell. The temperature of water in the vacuole is higher than the temperature of its environment.

Answers

Answer:

The concentration of water is greater outside the cell than inside the cell.

Explanation:

In living cells, water moves by Osmosis across the cell membrane, which acts as the semi-permeable membrane. Osmosis is the movement of water molecules from a region of high water concentration (low solute concentration) to a region of low water concentration (high solute concentration).

The contractile vacuole of this freshwater organism helps regulate water intake and exit by storing excess water. According to osmotic flow, water will flow into the organism via its cell membrane (semi-permeable membrane) because the concentration of water outside the cell is high than inside the cell, hence, this causes an osmotic gradient causing water to flow into the cell. The water that flows into the cell is stored in the Contractile vacuole.

What is shown in the diagram?
an electromagnet
a generator
a motor
a turbine

Answers

Answer:

an electromagnet

Explanation:

An electromagnet :)

Why do you think there is a ring with a dark gap within the body of the wood?

Answers

Near the end of the growing season, they produce denser, darker wood. The light-colored rings are the wood that grew in spring and early summer, while the dark rings indicate growth in late summer and fall. So, a light ring and dark ring together represent one year of growth.

Which statements regarding hypotheses are true?
Check all that apply.

Answers

Do you have a picture to go with it

Answer:

Hypotheses are based on observations.

Hypotheses are formed from testable questions.

Hypotheses are tested with controlled experiments.

Fast!!! Which is a FALSE statement about the blood that leaves the heart through the pulmonary artery? A. It is deoxygenated. B. It is transported to the lungs. C. It contains high levels of oxygen. D. It contains high levels of carbon dioxide.

Answers

Answer:

hope this helps

Explanation:

The pulmonary artery channels oxygen-poor blood from the right ventricle into the lungs, where oxygen enters the bloodstream. The pulmonary veins bring oxygen-rich blood to the left atrium. The aorta channels oxygen-rich blood to the body from the left ventricle.

In the triglyceride molecule shown below what are the three molecules
attached to the glycerol molecule?

A Glycolic acids
B. Fatty acids
C. Nucleic acids
Amino acios

Answers

B because triglyceride molecule goes up

Answer:B. Fatty acids

Explanation:

Which examples describe biotic factors interacting with the environment?

Answers

Answer:

Examples of biotic components:

animals, plants, bacteria etc...

Is this the answer you want?

Answer:

D: Butterflies resting on the flower of a plant

Explanation:

I hope this helps! i took the test if y'all needed to know

Which of the following is an example of a chemical change?

A. Breaking wood
B. Melting ice
C. Bending metal
D. Baking bread

Answers

Answer:

D. Breaking bread is an example of chemical reaction.

D.Baking bread (The bread is being baked, therefore its a chemical reaction)


A wet mount slide from a sample of Elodea leaf cells and a slide from a sample of red blood cells were initially examined using a light microscope. The remaining
portions of the two cells samples were then placed into a 20% sucrose solution. After 30 minutes, the cells were again examined using a light microscope. Which
statements best describes their appearance?
Your answer:
A. The leaf cells had undergone plasmolysis while the red blood cells had shriveled.
B. The leaf cells were swolle and turgid while the red blood cells remain unchanged.
C. Both the leaf cells and the rat blood cells had swollen and burst.

Answers

The answer is: B
Hope this helps
I think it’s B

Answer:

B

Explanation:

The leaf cells were swolle and turgid while the red blood cells remain unchanged.

Please Help Next to Mark’s house, there is a large meadow with small plants and no trees. Behind the meadow is a dense forest with large trees. On a hot summer day, Mark recorded the temperatures in the meadow and in the middle of the forest. Based on the results of your experiment, which place was cooler and why?

Answers

the forest would be cooler because the trees are thick and no sunlight is allowed through. things are much cooler when there’s no sunlight allowed near them- think about the difference on a hot summers day sitting in unshaded grass vs sitting in shady grass under a big tree.

Answer:

The meadow with small plants and no tree will be hotter than the dense forest with large trees.

Explanation:

The large trees will serve as shade from direct sunlight

What are the basic units of protein macromolecules?

Answers

The basic units of protein macromolecules are amino acids

function of a mitochondion

Answers

Answer:

mitochondria are to produce the energy currency of the cell, through respiration, and to regulate cellular metabolism.

Explanation:

the role of mitochondrion is to generate the energy commodity of the cell, by respiration, and control of cell metabolism.Mitochondrial is the ATP synthesis site for the cell. The amount of mitochondria present in a cell is also a strong predictor of the cell 's rate of metabolic activity; cells that are very metabolically active, such as hepatocytes, may have more mitochondria.

hope this helped!

DNA and RNA are frequently

Answers

Answer:

A

Explanation:

I know because I actually just learned this yesterday lol. DNA gets transcribed then tRNA translates the mRNA to know what amino acids to make.

hope it helps and I can explain more if you need.

The correct answer is A I believe

explain what part of the day condensation usually occurs and why

Answers

Answer:

Condensation is the formation of liquid drops of water from water vapor. ... Condensation in the atmosphere usually occurs as a parcel of rising air expands and cools to the point where some of the water vapor molecules clump together faster than they are torn apart from their thermal energy

Explanation:

Questionnaire 15 of 20 :
Select the best answer for the question.
15. What term refers to the point below the surface where an earthquake begins?
O A. Seismic zone
O B. Hypocenter
O C. Epicenter
O D. Seismogenic zone​

Answers

Answer:

In my opinion I think its B. Hypocenter

Sorry if wrong

Mimicry is
A. when an organisms 'looks' like another organism
B. when an organism blends into its surrounding
C. when an organism changes tropic levels to 'look'
like another organism

Answers

Answer:

C. when an origanism changes tropic levels to look like another organism

the answer is C —> when an organism changes tropic levels to look like another organism. this helps an organism survive longer.

Which type of organism most likely evolves first

Answers

Answer:

Prokaryotes.

Explanation:

They are single celled organism adaptive of living in earth older environment.

4. If you are male, which member of your family should you look at to tell whether you are going to
go bald? Why? Use a punnett square to prove your answer.

Answers

Answer:

Your mother

Explanation:

If you are a male, the member of the family you should look at to tell whether you are going to go bald is your mother.

Baldness is a sex-linked recessive trait and as such, the two X chromosomes in females need to carry the allele in order for females to be phenotypically affected for the disorder. The males having only one X chromosomes however, means that they only need that single X chromosome to carry the baldness allele in order for them to be affected for baldness.

Assuming the allele for baldness in represented by b. Your mother is affected for baldness while your father is free from the disorder. This means that the genotype of your mum would be [tex]X^bX^b[/tex] while that of your dad would be [tex]X^BY[/tex]. According to law of inheritance, males usually inherit their X chromosomes from their mother. This means that any male your mother gives birth to would have the genotype [tex]X^bY[/tex] which phenotypically means that they will be affected for baldness.

The attached image shows the Punnet's square analysis of what will happen during inheritance.

As in mitosis, in Meiosis the chromosomes move toward opposite poles of a cell in____.

Answers

Answer

The chromosones move toward opposite poles of a cell in Anaphase

I need to know it ASAP thanks

Answers

The answer is B cause nucleus sends it to the entire cell
The correct answer is B Remember the endoplasmic reticulum is surrounded by rhizomes which are responsible for synthesis of proteins
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I will give the brainiest answer Lansing, Inc., provided the following data for its two producing departments: Molding Polishing Total Estimated overhead $400,000 $80,000 $480,000 Direct labor hours (expected and actual): Form A 1,000 5,000 6,000 Form B 4,000 15,000 19,000 Total 5,000 20,000 25,000 Machine hours: Form A 3,500 3,000 6,500 Form B 1,500 2,000 3,500 Total 5,000 5,000 10,000 Machine hours are used to assign the overhead of the Molding Department, and direct labor hours are used to assign the overhead of the Polishing Department. There are 30,000 units of Form A produced and sold and 50,000 of Form B. Required: 1. Calculate the overhead rates for each department. 2. Using departmental rates, assign overhead to the two products and calculate the overhead cost per unit. How does this compare with the plantwide rate unit cost, using direct labor hours? 3. 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