Describe the path of energy conversions, beginning with light energy from the sun and ending with the energy in your muscles.

What is the advantage of stopping mitosis at metaphase when making a chromosome spread?

Why is it important for signal transduction systems to trigger a rapid response within a cell and be able to be shut down quickly?

A farmer sprayed pesticides on a field next to the pond. using one or more complete sentences, explain why several years later the fish population would contain higher pesticide levels than any other pond organisms would contain

Mature neurons are terminally differentiated. That means

Streptococci can give you strep throat. They are unicellular, prokaryotes that contain a cell wall. They are so small that a powerful microscope must be used to see them. In which kingdom would you place them? Protista Fungi Eubacteria

Which of the following pairs are isotopes of the same element

A farmer cut a branch from his favorite, mature fruit tree, planted it in the soil, and it grew to be a new tree. The farmer's method of growing a new plant is a type of A) pollination. B) seed production. C) sexual reproduction.

is the net movement of molecules or ions from a region of higher concentration to a region of lower concentration brought about by the energy of the molecules

Which is closer to the Earth? the Sun or the outer planets?

Which term means a red blood cell? Erythrocyte leukocyte microcyte phagocyte?