Answer:
I think its the first one The penny absorbs the light as it enters the cup.
Explanation:
I hope this helps u! :D
Heterozygous parents would have the genotype Rr. In a punnett square, this would show a result of 25% homozygous dominant (RR) offspring, 25% homozygous recessive (rr) offspring, and 50% heterozygous (Rr) offspring.
(I attempted to simulate a punnett square with the text)
<u> </u><u>R r
</u><u />R| RR | Rr
<u></u>r | Rr | rr<u>
</u>
LUCA the last universal common ancestor; it is exist in 3.5 billon years ago in the paleoarchean era, a few hundred million years after the earlier fossils evidence of life.
<u>Explanation:</u>
It is the single celled bacteria like organisms living in volcanic era. The three domain of the life are Archaea, bacteria, Eukaryotas. The observation that member of the single gene family are found in the all three domain of life.
It is suggested that the progenitor gene that give rise to the family member existed in the LUCA , before the time that the three domain diverged.
The answer is D) an increased proportion of wealthy citizens
