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11111nata11111 [884]
3 years ago
15

Down syndrome is the result of an extra chromosome 21. Which type of mutation is down syndrome

Biology
2 answers:
Salsk061 [2.6K]3 years ago
5 0

Answer:

Genetic

Explanation:

because of the genes being passed

tamaranim1 [39]3 years ago
5 0

Answer:

Abnormal cell division.

Explanation:

Abnormal cell division is the type of mutation that causes down syndrome.

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What happens to alleles between the p generation and the f2 generation?
ikadub [295]

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3 0
3 years ago
1. Which one lived in Antarctica earlier, the labyrinthodont, the lystrosaurus, or the duck-billed dinosaur? Explain.
AnnZ [28]
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3 0
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A race car drives one lap around a race track that is 500 meters in length. What is the driver's displacement at the end of the
Temka [501]

Answer:

zero

Explanation:

Displacement is a vector, meaning that the direction is  very important. Displacement is the distance from the starting point to wherever the object is. So a car that does a 500 m lap will have covered 500 m in distance but displacement is zero because, having come back to the starting point, the distance between the starting point and where the object is, is zero.

8 0
3 years ago
The vagina is at risk for infection because of its location and because it opens to the outside of the body. What is a protectiv
denpristay [2]

Answer:

The correct answer is- Normal vaginal pH is acidic (4 to 5), which protects from infection.

Explanation:

The vaginal part in woman have high tendency to get infection because of moist internal condition and its location but vagina also have a protective mechanism which protect it from the infection.

A woman's vagina contains many species of Lactobacillus genus which secrete lactic acid and hydrogen peroxide that maintains the low pH level in the vagina. So due to this reason, the normal pH of the vagina remains between 4-5 which does not allow pathogenic bacteria to flourish and cause infection.

5 0
3 years ago
which molecule involved in protein synthesis was mentioned in our molecule selves but not in your DNA at work ?
AfilCa [17]

Answer:

tRNA

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