What does a seed contain? embryo and nutrients
nutrients and vascular tissue
vascular tissue and pollen
pollen and nutrients

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

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.

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity