How does a habitat, population, community, and ecosystem differ?

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

What's the waste product of electrons and pyruvate combining in fermentation?  

2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.