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Inessa [10]
2 years ago
12

What happens to the number of chromosomes during fertilization?

Biology
1 answer:
weqwewe [10]2 years ago
8 0

Answer: I believe the answer is D.

Explanation:

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A population of rabbits lives in a forest. The habitat features many small spaces for hiding. Over many generations, the average
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Selective selection,since being smaller is an advantage the rabbits got smaller similar to evolution
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Luteinizing hormone is bound to transport proteins in the plasma. <br> a. True<br> b. False
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Answer:

FALSE

Explanation:

Luteinizing hormone, also known as the lutropin, is a heterodimeric glycoprotein produced by the gonadotropic cells of the anterior pituitary gland.

The function of the luteinizing hormone in males is the secretion of the progesterone hormone. Whereas, in females, the acute rise of this hormone triggers ovulation, maintains the corpus luteum and is also responsible for the secretion of progesterone hormone.            

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A bacterium is infected with an experimentally constructed bacteriophage
dem82 [27]

The complete question is:

a bacterium is infected with an experimentally constructed bacteriophage composed of the T2 phage protein coat and T4 phage DNA. The new phages produced would have

A) T2 protein and T4 DNA

B) T2 protein and T2 DNA

C) a mixture of DNA and proteins of both phages.

D) T4 protein and T4 DNA

E) T4 protein and T2 DNA

A bacterium infected with an experimentally constructed bacteriophage will give new phages with the virus' DNA and the type of proteins that this DNA encodes.

A bacteriophage is a virus that attaches itself to a bacteria and uses it to replicate itself. Viruses have two main parts, a protein coat and their DNA inside it.

  • The experimentally constructed bacteriophage has one type of protein that makes the coat, the T2. This type of protein will allow the virus to attach and infect the bacteria.
  • Once the virus attaches itself to the bacteria, it will introduce its DNA, T4 type, and use the bacteria elements to replicate it and create new phages.
  • As a result, the new phages will have T4 DNA, and the proteins that the virus synthesizes will be the same type as the DNA.

In conclusion, The new phages produced would have D) T4 protein and T4 DNA.

Learn more at:

brainly.com/question/3901247

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2 years ago
Impaired muscular function in multiple sclerosis occurs due to frequent loss of nerve signals, one reason for loss of nerve impu
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C)loss of cell bodies of neurons
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3 years ago
Margaret, an elderly woman, needs to limit her kilocalorie intake without sacrificing needed nutrients. Keeping MyPlate in mind,
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Answer:

Answer is B. Carefully select the food s rich in nutrients but low in calories.

Explanation:

Myplate is a kind of chart showing the amount of food to put in plate in order to stay healthy.

In Margaret situation, the best thing for her is to start selecting food items that are low in calories, and at the same time rich in nutrients. Because if she does not put the nutrients level in consideration, her health will be severely affected.

Some of the examples of foods that are low in calories and rich in nutrients are  fish, egg, oats,cabbage, popcorns, brocolli and fruits like apple and berries.

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