Hey guys can you give me a animal and give me some of that animals behavioral and structural things about it.

About how much of the cell mass is watet

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.

Ascientist is designing an investigation to study the impact of invasive bird populations on local, native bird populations at backyard bird feeders. what population is most likely to be a control group for the investigation? amount of food number of bird feeders invasive bird populations local backyard birdfeeders without food