An echo is a sound wave that is absorbed by a soft material.

True

False

Of the 4 main types of biomolecules, this biomolecule is the most abundant in living systems. Group of answer choices nucleic acids proteins lipids carbohydrates

The extracellular matrix is thought to participate in the regulation of animal cell behavior by communicating information from the outside to the inside of the cell via which of the following?

What are the percentages of the elements that flow through the oxygen cycle?

How do organelles work together to carry out the metabolic activities for the cell

Which method of tree harvesting favors slow-growing trees that are shade-tolerant? a. selective cutting b. clearcutting c. shelterwood d. none of the above

How does climate affect the type of biome found in an area?

As in the previous question, suppose there is a population of 100 rabbits that have different fur patterns. In this population several generations ago, there were 60 FF rabbits, 20 Ff rabbits, and 20 ff rabbits.

How can introducing a plant or animal from one ecosystem into another ecosystem cause major problems

What happens in meiosis I and II

What effect does an increase in the average kinetic energy of an object have? A. reduced particle movement B. Lower temperature C. higher temperature D. increased mass