DNA is a long polymer with deoxyriboses and a phosphate backbone. Has four different nitrogenous bases: adenine, guanine, cytosine, and thymine. RNA is a polymer with a ribose and phosphate backbone. Four different nitrogenous bases: adenine, guanine, cytosine, and uracil.
Living things:
-made of cells
-reproduce
-react to environment & surroundings
-adapt
-get & use energy
-grow and develop
It is going to be B. the word Bio means the earth. every time you hear the word Bio, then think about the earth
Answer:
Explanation:
This is because meoisis division occurs in gamates which are sperm cell and egg cell . And in meoisis division the number of chromosomes for the daughter cells is half the number of chromosomes that the parent cell have. This is because when there is a fussion of male and female sex cells ,the zygote which is the daughter cell should have the 46 chromosomes which is the normal chromosomes for humans and when this chromosomes are in pairs then they should be in 23 pairs of chromosomes which are haploid and later be used for another cycle when the person matures and ready to reproduce