What is the backbone of DNA made of?

sugar and phosphates

nitrogenous bases and sugar

nitrogenous bases, sugar, and phosphates

a polymer of nitrogenous bases

Location of receptors in brain that inform as to need to excrete/urinate

How does nuclear fission produce energy? A controlled nuclear chain reaction produces heat, driving steam turbines to produce energy. Moving water turns turbines to produce electricity. Carbon atoms are bombarded by small neutrons.

What does habitat loss do to animal habitats?

A suspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide.

Why do the temperatures and weather NOT change constantly in response to the changing position of the earth in relation to the sun?

What are the Characteristics of manipulated variable?

What idea is expressed in the first paragraph? preface to leaves of gras?

Hurricanes require warmer waters to form. Which characteristic of warmer water could contribute to hurricane formation? A. It becomes less dense as it gets warmer and saltier. B. It becomes more dense as it gets warmer and saltier. C.

Which kind of evidence studies mineralized bone, footprints, or organisms trapped in amber to determine common ancestry fossils analogous structures homologous structures molecular clock

Why are the constellations Ursa Major and Ursa Minor called circumpolar constellations?