What can we say about

protons?

A. They are in the nucleus and never

leave.

B. They move around outside the nucleus.

C. They move in and out of the nucleus.

What are some possible actions that people can take to reduce air pollution? Select all that apply. living in the suburbs living in urban areas carpooling using mass transit traveling by boat

A corn seed is germinated in the dark. The root grows in a downward direction. This shows the effect of:

During normal mitotic cell division, a parent cell having four chromosomes will produce two daughter cells, each containing A) two chromosomes B) four chromosomes C) eight chromosomes D) sixteen chromosomes

Two or more cell working together form this

The resurrection fern (Pleopeltis polypodioides) grows on the bark of southern live oak trees (Quercus virginiana).

How does the structure of smooth and cardiac muscle differ from the structure of skeletal muscle?

How much of the weight of a cell is water

What does the correlation coefficient indicate about the similarities between the gene expression profile for mike smith and the gene expression profile for patient 4?

Compare and contrast to process of translation of mRNA into a protein on a ribosome between prokariots and eukariots. Focus on the phases of initiation, elongation, and termination, and the different factors that were involved in each of these steps.

In a multicellular organism what accounts for the differences between the different types of cells