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andriy [413]
2 years ago
8

Predict the effect of an alternation in the sequence of nucleotide in the -35 region of a bacterial promoter​

Biology
1 answer:
Zina [86]2 years ago
7 0

Explanation:

Ozncknsofnıebcıneıcnıenvonrvk kd

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Write a sentence that relates your model to processes that take place inside your own cells. Your answer should include some for
ludmilkaskok [199]

Answer: Cell division or mitosis is a nuclear cell division that results to two daughter cells having the same genetic code as the parent cell. The division starts at the nucleus. The chromosomes divide into two and a spindle is formed at middle of the cell. The spindle shortens and breaks resulting to two daughter cells.

Explanation:

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3 years ago
Resistant bacteria cells illustrate what characteristics of life?
wariber [46]
I believe the answer is adaptation through evolution. Genetic diversity in populations such as bacteria, allow for new traits to be passed along during reproduction. For example, you use hand sanitizer on your hands. The hand sanitizer kills most of the germs, but a few survive and live to reproduce, passing on their immunity to certain chemicals found in the hand sanitizer. Hope this helps!
4 0
3 years ago
A man with blood group B marries with a woman with blood group AB and the daughter has blood group AB. Is this information enoug
disa [49]

Answer:

YES. This information is enough to assume that neither of the blood groups dominates over the other one.

Explanation:  

<u>Available data:</u>

  • A man with blood group B ----> Genotype IBIB or IBi
  • A woman with blood group AB ---> Genotype IAIB
  • Their daughter has blood group AB --> Genotype IAIB

The fact that the daughter´s genotype is IAIB tells us that she got the IA allele from the mother, who is IAIB, and the IB allele from his father, who is IB-.

  • If blood type B was dominant over A or AB, then the daughter should have Blood type B.
  • If blood type A was dominant over B or AB, then the daughter should have Blood type A.
  • Blood type AB tells us that both types are being expressed, A and B.

The fact that the daughter inherited one type of allele from each parent, but she is expressing the blood type AB, suggests that neither of the alleles dominates the other one. This is an example of co-dominance, where the heterozygote phenotype is an additive expression of both of the parents' genes.

This is enough information to assume that neither of the blood groups dominates over the other one.

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3 years ago
The study that uses microscopes to see the minute details of organ parts is called
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Microscopic anatomy

The study that uses microscopes to see the minute details of organ parts is called microscopic anatomy.

Microscopic anatomy is the study of cells, tissues and organs of the body that are too small to been seen with the naked eye. Microscopic anatomy usually involves using special staining techniques, combined with electron or light microscope. The use of stains helps to improve colors so that the cells can be more easily identified when they are examined.


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3 years ago
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Frozen water (ice) has less density than liquid water. How does this property of water affect life on Earth?
pav-90 [236]
This property of water affects life on Earth because it<span> floats on the surface, sustaining life at the bottom of lakes and oceans</span>
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