I think its B <span>DNA sequences that code for genetic instructions attach to phosphate groups that express an organism's physical traits. </span>
Peer review helps scientists do their job better by giving them feedback from others. It also helps control the quality of scientific research and publications.
The relationship between them is chlorophyll because that is the only pigment that interacts with the light proteins by transferring excited electrons to the primary electron acceptor.
Answer:

Explanation:
Given -
Total Population - 
Individuals with homozygous HbA/hbA genotype - 
Individuals with homozygous hbs/hbs genotype -
Individuals with heterozygous hba/hbs genotype - 
Let us assume the given population is in Hardy Weinberg' equilibrium
The frequency of individuals in the given population with homozygous HbA/hba genotype is equal to number of individuals with homozygous HbA/hba genotype divided by total population.

The frequency of hba allele is equal to

Answer:
Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. ... Slate is frequently grey in color, especially when seen, en masse, covering roofs.