DNA code is ______________ before being passed to new cells.

The four nitrogen bases that are found in DNA are adenine, guanine, thymine and ______________.

Of the two types of cells made by the human body, the majority of those cells are ________________.

The process of the cell cycle where the nucleus divides to create two identical nuclei is called ________________.

The process of meiosis ensures that organisms will have _____________.

The final step in the mitosis process for animal cells is _____________.

If a diploid tomato cell has 24 chromosomes, how many chromosomes will the tomato's sex cells have?

The structure of DNA looks like ____________.

Which of these is part of asexual reproduction?

Each of your cells uses _____________ of the genes in a chromosome.

Which of these is the part of the cell that contains hereditary material?

What can fission be used to do?

Which of these is a possible outcome of a mistake in meiosis?

How many chromosomes are in a human kidney cell?

The cell that is formed when fertilization occurs is called ______________.

During prophase, the two centrioles ____________________.

_______________ is a base found in RNA but not in DNA.

When a mistake happens in the process of copying DNA, the result is called ___________.

A sea star has one of its arms break off. That arm grows into its own seperate organism through ___________________.