A cell is halted in the G1 phase of the cell cycle. Which best explains why the cell has not moved into the S phase?

What conditions could change the density of any of the populations

what is the subdivision of the peripheral nervous system that connects to sensory receptors and to skeletal muscles called

What is the role of tRNA? a. tRNA brings over the correct amino acid by using the anticodon to match to the mRNA during translation. b. tRNA acts as a substitute for mRNA when there is a mutation. c.

A negative tropism is when a plant grows towardaway from a stimulus.

Individuals with delusional disorder differ from those with schizophrenia in that

He phase of the cell cycle where dna replication, chromosome duplication and preparations for cell division occur is called

Why do you think phytoplankton are so important to all living things on earth?

The weakness of hydrogen bonds between the bases of DNA allows what?

Which statement is correct? The number of electrons of a neutral atom always equals the number of protons. The number of neutrons always equals the number of protons. The number of neutrons always equals the number of electrons.

How are animal and plant cells similar to a factory?