Plz 77 points i will mark the brainliest to the first good !

the punnett square shows the possible genotype combinations of two parents who are heterozygous for a particular trait.

what is the probability of the parents having a child who is homozygous dominant for this trait?

0%
25%
50%
75%

The energy needs of a human population are not affected by

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area