What factors influence whether a person will develop cancer?

Why does the sun "shine"?

What would happen to life on Earth if a large meteor were to Earth tomorrow?

Organisms mad of only single cell are called A. Multicellular B. Eukaryotic C. Unicellular D. Heterotrophs

A male fruit fly has three pairs of autosomes as well as an X and a Y chromosome. None of the chromosomes undergoes crossing-over. What fraction of an individual male's gametes will contain only the chromosomes that it inherited from its mother?

Where can the resource for this ocean type be found?

Which of the following distinguishes cellulose from starch

Which numbers identify the organelles that are present in BOTH plant and animal cells? A) 1, 2, 6 B) 1, 5, 4 C) 1, 6, 5 D) 1, 5, 2

What is directly responsible for an acquired trait

Which statement best describes a physical change? Changes can occur to certain chemical properties of the substance, but the overall shape of the substance will remain the same.

What are catalysts that speed up reactions in living things called? A. Biocatalysts B. Enzymes C. Cellular facilitators D. Polymers