Answer:
Alveoli are tiny, balloon-shaped air sacs. Their job is to move oxygen and carbon dioxide (CO2) molecules into and out of your bloodstream.
Explanation:
The answer is B. Muscle Fiber
Answer: Bb/bb (let's take letter B this time, just for no reason since it does not matter :) )
Explanation:
if the ryan's genotype is Bb, alexa's genoype is BB, then the genotype ryan's biological father is either Bb, or bb
punnet square evidence (option 1):
B b
B BB Bb
B BB Bb
punnet square evidence (option 2):
b b
B Bb Bb
B Bb Bb
RNA polymerase is the enzyme that connects and proofreads them.