Answer to Question #308844 in Chemistry for mcc

Question

What happens if the core body temperature is too high? 

b. the capillaries move closer to the surface of the skin

a. the blood vessels supplying the capillaries dilate

d. the capillaries constrict

c. the capillaries dilate

A reaction mixture for PCR consists of ____________ 

b.primers in a limited amount

d. a region complementary to the sequence to be amplified

a. heat unstable polymerase

c. deoxynucleoside triphosphate (dNTPs)

What is the best definition of homeostasis? 

b. maintenance of a constant internal environment

c. keeping a constant temperature

a. getting rid of waste

All options are correct except: 

c. carbon dioxide is transported to the lungs

a. carbon dioxide is produced in very small quantities in living organisms

b. carbon dioxide is produced by the cells respiring aerobically

d. carbon dioxide is taken in small quantities

Answer 1

1. c. the capillaries dilate
2. b.primers in a limited amount
3. b. maintenance of a constant internal environment
4. c. carbon dioxide is transported to the lungs