A. Because saturated fatty acids are the ones with no double bonds
The answer is C Heterozygous
Explanation: the inability to roll your tongue is a recessive trait. Since both parents are heterozygous, they carry that recessive gene, so their child will have a 25% chance of having that recessive trait; and therefore, unable to roll their tongue.
Answer:
They will have more environment to live.
Answer:
Well, we actually evolved from a single cell organism. BUT, in this case it is
answer B
Explanation: