The molecular sequence, or blueprint for a protein, is originally carried by <span>DNA. Deoxyribonucleic acid is a thread-like chain of nucleotides carrying the genetic instructions used in the growth, development, functioning and reproduction of all known living organisms and many viruses. DNA and ribonucleic acid are nucleic acids; alongside proteins, lipids and complex carbohydrates, they are one of the four major types of macromolecules that are essential for all known forms of life. Most DNA molecules consist of two biopolymer strands coiled around each other to form a double helix. </span>
Answer:
The kidneys take of up more Ca2+ and release vitamin D. The bones release Ca2+. The intestines increase reabsorption of Ca2+.
Answer:
B
Explanation: I’m just using common sense. If part of the prairie grass is destroyed, that would mean less food for the bison. Which in turn would result in a decrease of Bison?
The answer would be a. 1 calorie
