Which of the following MOST influenced the success of the new antibiotic in fighting bacteria?

A

the discovery of streptomycin

B

the development of lab conditions

C

the gene for calcium dependence

D

the cloning and copying of DNA

C. connective tissues write the name of the connective tissue type that matches each description. a connective tissue can be used more than once.

Identify the role (s) of follicle-stimulating hormone (fsh) in human reproduction. select all that apply. select all that apply. fsh promotes the activity of sertoli cells, which nourish sperm developing within seminiferous tubules.

has four pairs of chromosomes what proportion of gametes would be expected to contain some chromosomes from both parental and maternal origin? assume that there is no crossing over

I In cells without cell walls what forms the outside boundary that separates the cell from its environment

Gelatin is a major component of connective tissue. How does a gelatinase-positive bacteria benefit from the digestion of gelatin in the environment?

1. What was the worldwide avemge life expectancy in 2000? a. about 30 c. almost 80 b. more than 67 d. none of the above

Answers - does exercising release endorphins?

Which of these cellular structures would be found in all living cells across all domains on earth and can indicate common ancestry?

How many vertices does a heptagon have

Mutations are essential for evolution to occur. True False