It involves the use of dna it requires atp molecules

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It involves the use of DNA.It requires ATP molecules.It does not require transport proteins.It involves smaller molecules only.
CONCEPTFacilitated Diffusion15A tonicity with a high concentration of solutes is said to be _________.
hypotonicselectively permeableCONCEPTOsmosis16What is variation, in the extent to which a gene is expressed, called?
17Which segment of the small intestine connects to the large intestine?
Small Intestine18Which of the following describes a way in which a diuretic can impact homeostaticconditions in the body?It can cause the water to overly concentrate urine.It can cause the body to reabsorb more sodium than it normally would.It can cause the body to drastically decrease urine output.It can cause the body to lose more water than necessary through urine.
CONCEPTFluid Balance and Blood Pressure19Which of the following statements about secondary messengers is true?
CONCEPTSteroid and Non-Steroid Hormones20The origin and the insertion are made up of __________.
tendonssmooth musclemyofibrilsCONCEPTSkeletal Muscles21Which organelle is mainly responsible for synthesizing proteins?
Which of the following represents an involuntary muscle contraction?Maureen's pupils narrow in response to bright light.Jude turns the page of a book he's reading.Roxanne goes for a walk to stimulate her muscles the day after finishing a marathon.Michael swats a fly away from his food.
CONCEPT
Muscular System23Which component of blood helps it to clot?
The _______ is the part of the brain that controls voluntary movements, while the ______helps regulate activities that we do not control, including breathing and heartbeat.
Which of the following occurs during interphase (G1, S and G2) of the cell cycle?
Chromosomes align on the metaphase plate.DNA condenses into chromosomes.The plasma membrane pinches off to form two separate cells.

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