What happens to E. coli when lactose is not present?

Which of the following does not contribute to water pollution? a. forestry b. industry c. agriculture d. none of the above User: Which of the following typical adaptations of marine animals is not found in sea otters? a. streamlined body b.

In the cell cycle, the cell spends the least amount of time during

What is the basic life cycle of a plant?

The complementary strand of RNA that is produced during transcription is called A. mRNA B. rRNA C. tRNA D. RNA polymerase

Humus is made of tiny pieces of weathered parent material. true or false?

When Lucy was only a fertilized egg, what did the cell have to go through to get to the trillions of cells she is made up of today?

A macromolecul that contains carbon, hydrogen, oxygen, nitrogen which is used by the body for growth and repair

Explain why a mark on a blade of grass will move away from the ground as the grass blade grows

What do enzymes react with? A. the products of chemical reactions B. the active site of the plasma membrane C. proteins in the cytoplasm D. a specific substrate

Isaac watched a movie where a tsunami washed across the coastline. He related the incident to the geology of the ocean he learned at the school. Which geological phenomenon did Isaac relate to? A. plate tectonics B. upwelling C.