HEL PLEAS ILL GIVE BRAINLIEST AND POINT (you dont need to answer them both but at least help me with one)

Why has the Ugandan government pushed Abstinence as a means of combating the spread of HIV/AIDS?

On a separate piece of paper, construct a population pyramid to illustrate the current age groups infected by HIV/AIDS in Uganda.

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

Are the earth's ocean floor and continents the same age geologically? why or why not?