Which of the following describes the role of nitrifying bacteria?

Which scientist sought to disprove Needham's experimental method by boiling his broth in a sealed container first, as he believed the broth was contaminated by microorganisms before it was sealed?

7. Which of the following is not a natural resource? a. Time b. Water C. Land d. Air What's the answer to this

John wants to test how temperature affects the mass of sugar that can be dissolved in water. Which of the following factors will John expect to change in response to the differences between the control group and the experimental group? O A.

When water leaves the oceans to go overland. what form is it in?

Meiosis does not alkways occur without any diffulties describe what occurs nondisjunction and the effect on the resuliting cells

In what way are lobsters similar to spiders?

Which amino acid is specified by the mrna code gcc? a. gly b. lys c. ala d. pro?

What are the three classifications of epithelial tissue? describe each?

About how much energy is transferred from a primary consumer to a secondary consumer? 90% of the original energy from the Sun 10% of the original energy from the Sun 10% of the primary consumer's energy 1% of the primary consumer's energy

Which feature is used to classify galaxies? age color shape size