Animal-like protists are considered
a. autotrophs
b. chemotrophs
c. heterotrophs
d. none of these

Plz ! a frog has a genetic mutation in skin cells that causes part of its skin to turn orange the frog will not pass this genetic mutation onto its offspring because, a. the offspring will inherit skin cells from the other parent. b. mutated skin cells cannot divide and produce daughter skin cells. c. skin cells do not contribute genetic material to sex cells. d. parents do not contribute genetic material to their offspring.

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.

Which label identifies the part of the atp molecule that changes when energy is released in the cells of all living things