The four major classes of biological macromolecules are carbohydrates, lipids, proteins, and nucleic acids.
Answer:
The vein
Explanation:
Veins have much thinner walls than do arteries, largely because the pressure in veins is so much lower.Veins can widen (dilate) as the amount of fluid in them increases.
The results of inbreeding over generations essentially creates deformities and handicaps caused by DNA that is too close. When the DNA is too similar in patterns, the chromosomes and such get ruined. That is why we see most inbreeding cases lead to debilitative diseases or handicaps.
I think it is c but im not for sure
Answer:
True :)
Explanation:
Many Archaea are specialized to live in extreme environments. Just three types are described here. <u>Archaea are now known to live just about everywhere on Earth.</u> They are particularly numerous in the ocean.