Explanation:
HIV is a decease that Is caused by sexual intercorse
Thick rigid cell wall is not characteristic of a parenchyma cell
When there is not enough oxygen for cells to use cellular respiration<span />
An organism's trophic level refers to the food chain position that it occupies. Producers always occupy the Trophy level 1, Primary Consumer occupies the Trophy level 2, Secondary Consumer has the Trophy level 3 and the Tertiary level fills in the Trophy level 4.
