Genes code for proteins. That way they determine biological structures and functions. Besides genes, the environment has the great impact on the structure of an organism. Alleles and genes will give a trait, but the environment can affect it. For example, alleles that are responsible for height will give a person some average height. But if the person begins to train basketball at the early age (during growth), the person will overcome the average height. This is the effect of the environment and not genes. The other example is that if a person lives in a sunny region, the person will be tan.
They are thread-like structures on the surfave of roots that absorb water and nutrients.
Answer:
The kidneys can regulate water levels in the body; they conserve water if youare dehydrated, and they can makeurine more dilute to expel excesswater if necessary. Water is lost through the skin through evaporation from the skin surface without overt sweating and from air expelled from the lungs.
Through the process of selective breeding. breeders take cats with certain traits and breed them so their offspring will have the desired traits
Answer:
D
Explanation:
D) Volume mass and density
volume mass and density do not change because when the necklace is melted down it doesn't change the amount or density of the necklace.