John Likes hiking he observes that whenever he hikes up a hill he breathe heavier than when he is on flat ground which two statements explain why this happened

Mary's doctor says that her inactive lifestyle has put her at risk of becoming obese. What else might Mary be facing if she continues to be inactive?

Why do people say that the sun set when it doesn't

Decomposers break down the remains of organic material and return it to the soil. Which populations in a forest ecosystem does this process most directly benefit? A. owls and hawks B. frogs and toads C. trees and ferns D. rabbits and raccoons

a. Controlling the rates of transcription and translation is important in bacteria to avoid collisions between ribosomes and RNA polymerases.

What is the part of DNA that codes for a functional protein? A - gene B - exon C - intron D - polypeptide

Type of reproduction

The carbohydrates seen here contain three common elements. they are

A student observes a blood vessel in a grasshopper. For this reason, the student claims that a grasshopper has a closed circulatory system. Evaluate the students claim.

Some regions of chromosomes are more likely to cross over compared to others. Such a region is called a "hot spot". Gene A and gene B, which are in a hot spot for crossing over, are 5,000,000 bp apart on the same chromosome.

Distinguish between the biotic and abiotic factors in an ecosystem