How do the sperm cells get from the stigma to the ovules?

A. They slide down the petals to the bottom of the flower.

B. They travel through pollen tubes.

C. They travel along filaments

D. insects carry the sperm cells from the stigma to the ovules.

4. A television program that presents the most recent developments in cancer research would be considered

Carnivores are generally considered autotrophs or heterotrophs?

Ligases are enzymes that link two dna fragments together. Suppose a bacterium develops a mutation in the ligase gene needed for dna replication. This mutation results in an inactive form of the enzyme.

Scientists determine evolutionary relationships between animal phyla using evidence from the a. fossil record. c. animal size. b. number of offspring. d. animal behavior.

What takes place inside a muscle cell during the latent period?

When the signal recognition particle (srp) is removed from the ribosomal complex, what happens as a direct consequence?

Proprioceptive neuromuscular facilitation technique requires

Why is biodiversity one of Earth's greatest natural resources?

Which of these is the best description of voice? the sound produced by humans and other vertebrates using the lungs the oral expression of thoughts, feelings, and ideas the expression of human communication through which knowledge can be explained

What advantage does nuclear power have over fossil fuels? A. It is an unlimited supply of energy. B. It has no negative byproducts. C. It does not release greenhouse gases. D. It is easier to build nuclear power plants.