Adrug that can stop protein synthesis is added to a cell culture. which of the following is most likely to determine if the drug kills the cells?

group of answer choices

the ability of the drug to cross the cell membrane

the amount of protein in the cell

the number of ribosomes in the cells

whether the drug is natural or man-made

Ameadow ecosystem includes many species of grasses and small shrubs, several herbivores, and a few carnivores. a fungus colonizes the meadow and kills most of its vegetation. what is most likely to happen to the populations of herbivores and carnivores in the ecosystem? a. the populations of herbivores and carnivores will increase because there will be less competition for chemical energy. b. the populations of herbivores and carnivores will remain stable because the fungus cannot infect these organisms. c. the populations of herbivores will decrease because of vegetation loss, but the population of carnivores will remain stable. d. the populations of herbivores and carnivores will decline because less chemical energy will be stored in the ecosystem.

Dna is colied into chromosomes in a cell

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.