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vovikov84 [41]
3 years ago
14

Thomas constructs a model by completing the following steps.

Biology
1 answer:
Irina-Kira [14]3 years ago
3 0

Answer:

B

Explanation:

saw the answer

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Suppose there are two homologous chromosomes. Each chromosome contains a single mutant allele in different parts of the chromoso
Harlamova29_29 [7]

Answer:

Cross overs can lead to formation of chromosome pairs that have no mutant allele.

Explanation:

Cross overs can lead to formation of chromosome pairs that have no mutant allele.

For example -

Suppose "X" is a mutant  allele and "x" is a mutant free allele.

Now when two homologous chromosomes contains a single mutant allele in different parts of the chromosome are crossed the following offspring are produced

X x

X XX Xx

x Xx xx

"xx" is a mutant free genotype.

Thus, crossing over can create a single mutation-free chromosome

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Also referred to as behavioral and cognitive neuroscience, the field has been used to study child development in highly stressful environment compared to to others especially with regards to school learning. Other examples include its use in the diagnosis of irrelegular sleep disorder and insomnia
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3 years ago
Based on fossil evidence, eukaryotes evolved about _____ years ago. based on fossil evidence, eukaryotes evolved about _____ yea
marshall27 [118]
Fro the answer to the question above,
<span>Based on fossil evidence, eukaryotes evolved about <u>2.1 billion</u> years ago</span>.
<span>Approximately the first single-celled Eukaryotes appeared 2.1billion years</span>.

But the multicellular eukaryotes first appeared at 1.5 billion years ago.
I hope this helps
5 0
3 years ago
Assume that a cross is made between two organisms that are both heterozygous for a gene that shows incomplete dominance. What ge
EastWind [94]

Answer:

1:2:1

Explanation:

3 0
3 years ago
Read 2 more answers
What would be the pros and cons of using Linnean and modern classification system?
Anna71 [15]
<span><span>#1) What would be the pros and cons of using Linnean and modern classification system?

</span><span>Answer: The pros of using the Linnean classification system is that it conveys a very detailed information about the species and the closest relatives of living things. It helps scientists to understand the complex relationships. A con is that it takes a very large amount of information and time for this system to develop.

</span><span>I hope it helps, Regards.</span><span>
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3 years ago
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