Germ cells are cells that precede the:

A. gametes

B. Proteins

C. Chromosomes

D. Chromatin

RNA differs from DNA in that RNA has

What are the parts of a nucleotide? sugar + three phosphates glycerol + three fatty acids sugar + phosphate + nitrogen base glycerol + two fatty acids + phosphate

This organ is always found at the core of all animal cells and plant cells?

Cell-to-cell communication relies upon which type of protein

What is a segment of DNA that is the basic unit of heredity and is transferred from parent to offspring

The stem is responsible for providing support to the plant. A is a type of stem that grows underground. It's capable of asexual reproduction and food.

The students would like to communicate their findings to scientists all around the world. Which name should the students use to describe this animal so the scientists all around the world can understand?

How is a warm front different from a cold front? A. Warm fronts cause snow flurries in the winter, while cold fronts cause several days of rainy weather. B.

Which statement best describes messenger RNA? [Multiple Choice] A. It transfers polypeptides to the nucleus. B. It's chemically more complex than DNA. C. It had one Oxygen atom less than DNA. D. It's composed of a single strand of nucleotides.

An allele that masks another allele is known as