Boiling water kills bacteria ... does freezing?

Crude oil can be used for which of the following products? A) Kevlar B) polyester C) epoxy adhesives

Where is the energy stored in a molecule? * A. In the electrons B. In the bonds C. in the atoms D. in the nucleolus

Why is sedimentary rock the most easily weathered rock?

In 1814, a few dozen British colonists founded a settlement on Tristan da Cunha, which is a group of small islands in the Atlantic Ocean. One of these individuals carried a recessive allele for retinitis pigmentosa, a retinal degeneration disorder.

Which of the following situations would most likely lead to a uniform distribution of organisms? a) the distribution of dung beetles that feed on freshly deposited dung in a cattle pasture b) the distribution of wolves in Yellowstone National Park

Which of the following represents the most likely location of sensory receptors that monitor internal body temperature and serum osmolarity? a. Carotid bodies b. Hypothalamus c. Solitary nucleus d. Nucleus ambiguus e. Anterolateral medulla

Which domain does an infectious bacterium belong to? a. Archaea b. Bacteria c. Eukarya

How do oceanographers define salinity? A. Density of water B. Amount of nitrogen in water C. Temperature of water D. Amount of salt in water

An object from space burning up as it enters the atmosphere of a planet

When dna replicates the original dna is not affected and a new double-stranded dna is made from two new strands of dna. one strand of the original dna ends up in each of the new dna molecules.