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Naily [24]
3 years ago
7

in humans, having freckles is dominant over not having freckles. A heterozygous male with freckles has children with a female wh

o does not have freckles. What fraction/percent of the children will not have freckles?
Biology
1 answer:
Kruka [31]3 years ago
6 0

Answer:

50%

Explanation:

If you do out the punnet square Ffxff, the result will be 50% of offspring with heterozygous (dominant trait is shown) and 50% will be homozygous recessive

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During which phase of the cell cycle in a cell's DNA copied?
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Answer:

A. Interphase

Explanation:

Interphase is when the DNA is copying itself. It is being prepared for the cell to divide and one of the key parts of mitosis is when the chromosomes duplicate, so to prepare for mitosis, the chromosomes must duplicate during interphase.

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How does a mutation cause a change in a protein?
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Mutation is a sudden change that occurs in the gene sequences. Mutation can have both positive or negative effect on living organisms. It can lead to disorders and also one of the ways that causes evolution of the species.

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8 0
3 years ago
_______ support mangrove trees out of the water
dolphi86 [110]
The answer is b. Prop roots.

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6 0
3 years ago
Read 2 more answers
In the simulation, you will observe onion cells, red blood cells, and human bone cells under a microscope. Write down your predi
Hatshy [7]

Answer:

<em>Similarities</em>  

  1. All three cells will contain cytoplasm
  2. All three cells will have a cell membrane

<em>Differences</em>  

  1. Only the onion cell will contain chloroplast
  2. The onion and human blood cells will contain a nucleus, but the red blood cell will not.
  3. Only the onion cell will have a large central vacuole
  4. Only the onion cell will contain a cell wall
  5. The red blood cell will have a disc shape while the onion cell will have a rigid shape and the bone cell has an irregular shape.

7 0
3 years ago
How is the scale of objects used when scientists create models of real world phenomenon and why is it important?
mario62 [17]

Answer:

To compare things.

Explanation:

The scale of objects used by scientists to create models of real world phenomenon because the scales helps the scientists to show the difference between objects and their effect on one another that contributes in the process or phenomenon. It is important because it helps us to make accurate models to understand the process or phenomenon that is related to the real world.

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3 years ago
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