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larisa [96]
3 years ago
9

An immune complex is an aggregate of which of the following?

Biology
1 answer:
Iteru [2.4K]3 years ago
7 0

Answer:

Antigen and antibody molecule.

Explanation:

Antigen may be defined as the substance that are capable of generating an immune response. Antibodies are the substance that are generated to kill the antigen.

Immune complex is also known as antigen antibody complex. The immune complex is made up of the antigen and its specific antibody generated to kill that antigen.

Thus, the correct answer is option (3).

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Of 2,872 persons who had received radiation treatment in childhood because of an enlarged thymus, cancer of the thyroid develope
Goryan [66]

Answer: People who have received radiation treatment are 15 times more likely to develop benign thyroid tumors relative to does who have not.

Explanation:

Relative risk of benign thyroid tumor = (52/2872)/(6/5055)

= 0.018/0.0012

= 15

3 0
3 years ago
Describe the structure of a typical bone
Paladinen [302]

Answer:

The outside of the bone consists of a layer of connective tissue called the periosteum. Additionally, the outer shell of the long bone is compact bone, then a deeper layer of cancellous bone (spongy bone) which contains in the medullary cavity the bone marrow.

7 0
3 years ago
Match each scenario to its related biomolecules. Jack is eating a diet that will help him build muscle, so he eats a diet high i
Stells [14]

The options for this question are as follows:

A. Nucleic acids

B. Carbohydrates

C. Fats

D. Proteins

Now the correct answers of the match are as follows:

Jack is eating a diet that will help him build muscle, so he eats a diet high in this. <u>D. Proteins</u>

Explanation: Proteins help to build up the muscles. That's why people who want to do body-building, eat protein rich foods, like chicken, eggs, soy, etc.

Before a race, Ruth drinks a beverage full of this biomolecule to get energy. <u>B. Carbohydrate </u>

Explanation: This biomolecule provides instant energy to our body. For example, glucose is consumed before race, as dissolves quickly in our blood and provides instant energy. Glucose is an example of simplest carbohydrate.

These molecules in olive oil will help Ruth’s body store long-term energy. <u>C. Fats </u>

Explanation: Fats are the kind of biomolecule which is stored in our body in the adipose tissues. Also, when glucose is all used up by our body cells, the body starts to get energy from this stored fat.

Elizabeth has been advised to go for genetic screening to detect any abnormalities in her unborn child. <u>A. Nucleic acids </u>

Explanation: Every cell of our body has DNA, and it contains all the genetic information about the whole body. DNA is a kind of nucleic acid. If Elizabeth is going for test of the abnormality, it means she is going to test for the DNA of her child.

6 0
3 years ago
The gastrovascular cavity differs from the alimentary canal in that only the gastrovascular cavity _____.
wlad13 [49]
The answer is single opening. The gastrovascular cavity varies from the alimentary canal in that only the gastrovascular cavity has only a single opening. In addition, an alimentary canal has two openings and food moves over it unidirectional. The gastrovascular cavity is a construction establish in primitive animal phyla. It is accountable in cooperation with the digestion of food and the transportation of nutrients all over the body.
3 0
3 years ago
A person who has type AB blood and is heterozygous for Rh factor has children with a person who is heterozygous for type A blood
MatroZZZ [7]

Blood type is determined by the alleles coding for the antigen present on cell membranes.

The person with type AB blood has a heterozygous Rh factor.

  • Half the gametes have Rh factor (+) and the other half are negative for Rh factor (-)
  • Half the gametes have IA and the other half have IB
  • The possible gamete combinations are IA+, IA-, IB+, IB-

The person with heterozygous type A blood is negative for Rh factor

  • All gametes are negative for Rh factor (-)
  • Half the gametes have IA and the other half have IO
  • The possible gametes are IA-, IO-

The genotype ratio is 1:1:1:1:1:1:1:1

The phenotype ratio is 2: 2:1:1:1:1.

Learn more about blood types here:

brainly.com/question/21209477

#SP10

8 0
2 years ago
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