Answer:
bases.
Explanation:
Nucleotides are the basic building blocks that make up DNA, consisting of a deoxyribose sugar, phosphate group, and nitrogenous base. The main difference between the four nucleotides is the nitrogenous base, Adenine, Thymine, Guanine, or Cytosine. Adenine pairs with Thymine, and Guanine pairs with Cytosine. The order in which these pairs come in code for proteins and hold genetic information.
D because it’s the populations genetic diversity
It is called IMPLANTATION. the zygote is embedded into the uterus lining. Starting from there, the zygote will soon develop into a embryo and soon a fetus under amniotic fluid and an umbilical cord to transfer food and waste in and out.
Answer:
Haemoglobin binds with oxygen in body locations where the oxygen concentration is high (in the lungs) and forms oxyhaemoglobin. Blood with a high concentration of oxygen is described as oxygenated
Answer:
I need to pee and in tired of this school