Which phrase best describes the usual form and function of a flowers sepal

Compare/Contrast the growth process and life cycleof plants and animals.

A blastula is a. a digestive organ b. the innermost germ layer c. a layer of embryological tissue d. a hollow ball of cells in an embryo

What prevented many geologists from accepting Wegener's theory of continental drift? A. Scientists believed the earth moved around much more quickly than the theory predicted. B. the seafloor was the same everywhere so the continents couldn't drift.

The four pulmonary veins return oxygenated blood to this chamber. What is this chamber?

The types of organisms you would expect to see in an area that recently experienced a volcanic eruption. a. trees b. mosses and algae c. grass and bushes d. all types of organisms in fewer numbers

What is a galaxy a collection of

Answer for 10 pints does populations in the cave ecosystem can get energy storage molecules without sunlight? do you agree or disagree? explain your answer

This is the belief that life forms can arise from inanimate matter. This theory was refuted by Francesco Redi.

What are the final electron acceptor in electron transport chain?

Inroduced species often take over an ecosystem because they usually what?