Why are control groups included in experiments?

1. Which of the following would be an abiotic factor for a tree in the forest? a. A caterpillar eating its leaves b. Wind blowing through its branches C. Fungi growing on its roots d. A bird nesting in its branches

What are the products of cellular respiration

In anaphase 1, two chromosome of each bivalent (tetrad) separate and start moving toward opposite poles of the cell as a result of the action of the spindle. True or False?

A coverslip is placed over a specimen in a wet mount in order to

List at least two ways that humans add to the greenhouse effect.

Trace a drop of blood from the left atrium to the left hallucinating and back to the right atrium

Besides the ability of some cancer cells to divide uncontrollably, what else could logically result in a tumor?

Which of the following is an abiotic factor you might find in a desert

A population is a population is a group of individuals of the same species that live in the same area and interbreed. all individuals of a species, regardless of location or time period in which they live.

Tongues have the ability to taste sweet, sour, salty, and bitter. true false