What type of particles pass through diffusion

The division of the cell nucleus during the m phase of the cell cycle is called

The largest component of the neuron, which coordinates the information-processing tasks and keeps the cell alive, is the: axon. cell body. synapse. nucleus.

What valve prevents blood from returning to the right ventricle?

A molecule used by cells to store genetic information

The mechanical energy lost from machines is transformed into A. light energy B. heat energy C. chemical energy D. electrical energy

In a population, when the birthrate becomes higher than the death rate, the population's growth rate A) decreases. B) increases. C) slows to a stop. Eliminate D) levels off and remains constant.

In spermatophytes, the plant embryo is encased in a seed. True False

Which statement best explains why the level of ATP in skeletal muscles changes during exercise? Adenosine and phosphate in ATP are destroyed by the muscles. Waste ATP accumulates in the blood stream rather than in the muscles.

How many braincells do I have?

Which of the following is not being undertaken to reduce the risks to human health from pesticides?