Liquids are made mainly of

What is the role of bacteria in the nitrogen cycle?

Which branch of earth science most likely involves the study of climate change and its effect on people? A.) astronomy B.) geology C.) meteorology D.) oceanography

Soaps, by themseives, are examples of a. surfactants. b. degerming agents. c. antiseptes d. both a and b.

What is an example of a polysaccharide?

What is the natural process that slowly breaks down rock

13. Which hormone does the thymus secrete? A) Insulin and glucagon B) Steroid hormones C) Epinephrine and norepinephrine D) Thyroxine, triiodothyronine, and calcitonin Thyroid-stimulating hormone, growth hormone F) Melatonin G) Thymosin and

Some individuals are unable to digest the lactose found in the milk of cows. The digestive systems of these individuals MOST likely lack which?

Which enzyme assembles the complementary nucleotide bases during replication? RNA polymerase RNA ligase DNA polymerase DNA ligase

How is digestion different in the small and the large intestine?

How does the presence of a oncogene lead to the formation of a tumor