Answer:
1. B - Aa x Aa = 25% chance AA, which is the only genotype that results in sickle-cell. Aa is called "sickle-cell trait'; it isn't the full disease.
2. A - Aa x aa = we know will produce no homozygous dominant
3. B - RR x Rr = 1/2 chance of Rr (same problem as #5)
4. A - Bb x Bb = 1:2:1 ratio
5. B - WW x Ww = 1/2 chance of Ww
6. D - AABbCC has 5 dominant alleles, which is the most out of the four options
7. C - the one with the fewest dominant alleles will be the most green and the most successful in the environment
1.)<span>a. antibodies
2.)</span><span>b. its mechanism is well understood</span>
Answer:
c
Explanation:
It is asking for the fraction, so if you just subtract 60 from 100 what is left is 40. I hope it helps!
Answer: The ovaries produce eggs.
Explanation: Ovaries are the only thing here that produces eggs. Plus I had a quiz with a similar question and I got it right.
Answer:
picture is of a heart
superior venacava bring deoxy blood to left ventricle which goes to lungs becomes oxygenated carried by atrium to heart which pumps blood to body
