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zalisa [80]
3 years ago
6

What’s the answer because I really don’t know

Biology
1 answer:
Andrei [34K]3 years ago
3 0

Answer: C

Explanation In any of the answer choices doesn't say tat its possible copper to conduct electricity. But in C its says  it  can exchange electricity.

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C.)
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Why do we spread talcum powder on a carrom board while playing
inna [77]

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3 0
2 years ago
Ability to roll the tongue is caused by a dominant allele. A woman is a "roller," but one of her parents is not. Reference: Ref
matrenka [14]

Answer:

1/2.

Explanation:

The autosomal dominant trait may en defined as the trait that can express itself even in the heterozygous condition and in the homozygous dominant condition as well.

Let the B allele is responisble for the roll tongue and b is recessive allele. The woman can roll the tongue and she must have the genotype Bb because her one parents is normal. The woman married with a man with non roller ( bb). The Bb × bb cross results in the following progeny Dd, Dd ( roller), dd and dd ( non roller). The probability of the child being a roller is 1/2,

Thus, the answer is 1/2.

5 0
3 years ago
Cockroaches are exposed to a pesticide. After 3 hours, 95% of the insects are dead.
Alenkasestr [34]

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IV: Amount of pesticide

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