Which would most likely increase the carrying capacity for humans in a certain region?

A. A higher fertility rate

B. Less access to medicine

C. A new source of fresh water

D. A higher birthrate

Exercise results in skeletal muscles compressing veins which encourages blood to return to the heart. In this scenario, which of the following is correct? a. End diastolic volume (EDV) decreases. b. Stroke volume decreases c. Venous return decreases.

Female gains in body fat starting around puberty can result in a cycle of diminished physical fitness. true or false

Suppose mendel breeds some true-breeding tall pea plants together with true-breeding short plants, to produce hybrid offspring (all of which will be tall, because the tall allele is dominant).

Describe how genetic mutations alter the dna sequence and may or may not not affect phenotype

When you place a ball at the top of a hill and it accelerates toward the bottom of the hill, it probably also experiences both - and

Describe the 5 types of species interactions

A well supported testable explanation of phenomena that have occurred in the natural world is called

What is the first step of the Calvin-Benson cycle? ATP and NADPH combine to make G3P. G3P is used to make glucose and other compounds. ATP and G3P combine to make RuBP. Carbon dioxide and RuBP combine to make PGA.

Typhoid fever is caused by bacteria in contaminated food or drink. In 1903, an outbreak of typhoid fever in Ithaca, New York, killed almost 80 people. In addition, more than 1,000 Ithaca residents became sick with the disease.

Explain why multicellular organisms require a ventilation system? include reasons on surface area to volume ratio cells depp within the body and number of cells