They hold DNA( hope this helps)
Answer:
Option (B).
Explanation:
The relationship between closely related species can be studied by their evolutionary tree. The two species are closely related if they have similar characteristics and nucleotide sequence.
Species A has the DNA sequence TAGCTTAGGGACGG whereas species B has the DNA sequence TACCTTAGGGACGG. These two species have identical nucleotide sequence with minor differences. Hence, these two species are closely related with each other.
Thus, the correct answer is option (B).
Answer: Divide each weight expressed
Explanation: If your first test is 20 percent of your grade, divide 20 by 100 to get 0.2. If your second test is worth 30 percent and your final test is worth 50 percent, divide 30 and 50 by 100 to get 0.3 and 0.5.