Why would a grassland ecosystem have more primary consumers than a forest ecosystem

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

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.

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture