Answer:
I think it's mitochondrion.
Explanation:
nuclei/ nucleus - store genetic information;
mitochondria- produce chemical energy; the cell's powerhouse
ribosomes- assemble proteins
cell membrane controls what goes in and out of a cell
The correct answer is D. The flavor of carrots grown under different conditions is compared.
Qualitative observation is the observation which deals with describing the quality of a thing by observing its properties with our senses, without discussing the numerical values. Examples of qualitative observations are observing colors, texture, and shape, size flavor of a thing. Therefore, the comparison of flavor of carrots grown under different conditions is a qualitative observation.
Answer:
true
Explanation:
Thus when the positive side on one water molecule comes near the negative side of another water molecule, they attract each other and form a bond. This "bipolar" nature of water molecules gives water its cohesive nature, and thus, its stickiness and culpability
The correct answers are:
b. Human influenza a virus evolves escape variants, resulting in a distinctive cactus-shaped phylogeny.
All types of Human influenza viruses evolve to escape immunity induced by prior infections and vaccinations.
c. Measles experiences strong selection for escape variants, resulting in a phylogeny similar to a nonpathogenic species.
As a result of measles infection, specific antibody and CD4 and CD8 T cell responses are generated and contribute to virus clearance and protection from reinfection.