Microtubules have an inner diameter of and an outer diameter of . Microtubules have an inner diameter of and an outer diameter of . 15 mm; 25 mm 8 nm; 12 nm 25 nm; 30 nm 15 nm; 25 nm 7 mm; 14 mm

Witch type of microscope is used to view very small cell components like proteins and dna?

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems