The heart is made mostly of:

vascular tissue

nervous tissue

muscular tissue

connective tissue

Explain how Avery discovered the transforming factor.

In HIV response what is the antigen doing in the body?

Which of the following is true? a. ATP is formed during glycolysis b. ATP contains less potential energy than ADP c. plant cells generate ATP during cellular respiration d. ATP is used as a mobile energy camer molecule by all cells

Which of the following statements about asteroids is true? A. All asteroids are larger than the Earth. B. There are many different sizes of asteroids. C. All asteroids are the same size. D. Most asteroids are about the size of the Earth.

Tetrodotoxin (ttx) is a neurotoxin that blocks voltage-gated na + channels. what will happen in an organism that ingests ttx? all of the above in sufficient quantities, it will be fatal in the organism. action potentials will be impaired.

Which type of passive transport involves the movement of molecules via special transport proteins?

Most neurons in the brain are A) bipolar B) unipolar C) anaxonic. D) multipolar E) tripolar

How do symbiosis work with carrion Lilly how did it co evolve to be that way

At metaphase I, homologous chromosomes are connected only at what structures? chiasmata recombination nodules microtubules kinetochores

A red flower (RR) and a red flower (Rr) have the same: A. genotype B. haplotype C. Phenotype