Answer:
Frameshift mutation
Explanation:
The first nucleotide is removed or deleted but it's not up to three so it can't code for any amino acid.
The coding shifts from one point to the next.
Answer:
Option C
Explanation:
Complete Question
Which of the following situations would pose a major difficulty for applying the biological species concept?
a) Two populations of sexually reproducing plants that can be bred easily in the same location under field conditions
b) Two populations of sexually reproducing insects that can be bred easily in the same location under field conditions
c) Five snail fossils taken from the same locality during a 400,000-year time span
d) Dimorphic mating pairs of birds
e) Monomorphic mating pairs of birds
Solution -
According to the biological species concept, two or more organisms that look alike does not mean that they belong to the same species. In order to consider that two organisms belong to the same species, it is essential for them to be able to interbreed or mate.
For example –
Western meadowlarks and Eastern meadowlarks look identical to one another but they do not interbreed with each other and hence they belong to different species.
Hence, option C is correct
Answer:
A
Explanation:
If the woman has only A and B, that means she has no recessive genes and that her blood type is IA and IB, and since the man has no A or B, it means that he only has recessive so he would have i and i. Hope this helps!
Ps. It looks like A and B are the same answer but, in B for the 5th box (Row 2, Column 2) the order of the lowercase i and the uppercase I are switched.
Answer:
Hypoxia is believed to be caused primarily by excess nutrients delivered from the Mississippi River in combination with seasonal stratification of Gulf waters. ... Stratification of fresh and saline waters prevents oxygen replenishment by mixing of oxygen-rich surface water with oxygen-depleted bottom water.
Answer:
The small intestine is ___ to the liver. (Superior)
