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Scilla [17]
3 years ago
7

The major component of bone that contributes to its hardness is

Biology
1 answer:
lys-0071 [83]3 years ago
8 0
Hydroxyapatite is the major component of bone that contributes to its hardness.
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Over 1,800 mutations have been described within the CFTR gene. These mutations can be readily detected using PCR and DNA sequenc
sertanlavr [38]

Answer:

The correct answer is - option C.

Explanation:

CFTR is a short form of cystic fibrosis transmembrane conductance regulator protein which is caused by a recessive mutation in this protein. This mutation results in the accumulation of mucus in secretory organs.

As the disease is a recessive disease, for the mutant phenotype to expressed both copies of the allele required to be recessive.

The mother is negative for the CFTR. Hence, she will not transfer the mutant allele to her child So, the child would have a wild-type phenotype even if the father having two copies of recessive allele.

Thus, the correct answer is - option C.

8 0
3 years ago
What is the Guttenberg Bible?
Andreyy89
The Gutenberg Bible was the first major book printed using mass-produced movable metal type in Europe. 

Hope this helps!
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3 years ago
A cat with black fur and white fur has kittens with black and white fur. All members of the family have fur that is short. The k
Anon25 [30]

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genetics? I'm not sure :(

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2 years ago
When antibodies are produced by lymphocytes, the body is conducting _________ immunity. A. Passive B. Adaptive C. Innate
KIM [24]
I think the correct answer among the choices is option B. When antibodies are produced by lymphocytes, the body is conducting adaptive immunity. It is also referred to as acquired immune system. Adaptive responses are carried out be the white blood cells. 
5 0
3 years ago
Which is an example of a limiting factor that is dependent on population size?
-Dominant- [34]

Answer: Food can be an obvious answer because people will not survive without food so they will die. And death means there will be a decrease on population size. So food can be a limiting factor that is dependent on population size.

5 0
2 years ago
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