ions are necessary to activate the binding sites on the actin filaments.

Hemoglobin is a protein containing iron, which is involved with oxygen transport in the blood. in which organelle would this protein be sorted?

Witch statement is one of the three parts of a cell theory? A-all cells come from other cells B-cells come from crystals C-cells assemble themselves from whatever is around D-plant and animal cells are exaclty the same

The initial infective stage of the malarial parasite is the a. plasmodyite. b. merozoite. c. sporozoite. d. schizont.

Which of the following best defines a gene pool? a. the sum of all genetic traits in a population's individuals at a given time b. any movement of genes from one population to another c. any movement of organisms from one environment to another d.

Bacterial cells are very different from one another. How is a bacterial cell able to incorporate a human gene into its genome, and then manufacture human protiens?

Is the gene for being a supertaster autosomal or sex-linked?

Which is the most suitable purpose for using a globe? A. finding the Mississippi River B. seeing a town in North Dakota C. searching for the best route from New York to Los Angeles D. seeing the whole earth

The oldest forensic laboratory in the US was built by whom? Los Angeles Police Department Boston Police Department New York City Police Department Chicago Police Department

Which could be a reason viruses are considered nonliving things? Viruses come from cells. Viruses produce cells. Viruses are made of DNA and proteins, but not cells. Viruses attack cells and are dangerous to them.

How do humans become murderers? What are some of the reasons that cause it?