One way bacteria are important to the earth and its ecosystems is that a. bacteria use oxygen. b. bacteria produce acetone. c. bacteria decompose dead organisms. d. bacteria concentrate valuable minerals.

What is dry deposition? when acids fall to the surface on particles when acids fall to the surface as precipitation when acids form within the atmosphere when acids percolate into the soil

Which of the following locations will most likely have the LEAST amount of evaporation? Amazon Jungle Florida Wetlands London, England

Which of the following is a seedless vascular plant

Which group of plants require water for sexual reproduction to occur?

Fermentation creates ___ atp than aerobic respiration 1. same amount 2. more 3. less 4. none

A scientist is carrying out replication of DNA artificially in her laboratory. What will she use to join the gaps on the DNA strand? (a.) the enzyme DNA polymerase (b.) the enzyme DNA ligase (b.) an artificial adhesive compound

Which part of an atom has most of its mass

One of the challenges of wind power is that the ___ of wind ___ day to day depending on weather conditions

How does the human brain interpret and render the surroundings and state of the body?

Eye shine in nocturnal mammals is different from the red eye seen in some flash photographs. eye shine is the reflection of light off the tapetum lucidum. what visual mechanism might explain red eye?