Which mineral is known for transporting oxygen in blood?
a. iron
b. zinc
c. coppe...
Health, 08.11.2019 21:31 luzperez2001
Which mineral is known for transporting oxygen in blood?
a. iron
b. zinc
c. copper
d. calcium
Answers: 2
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Describe the potential effects, on people, of unprotected exposure to the sun.give an example of 1 new thing have you learned about the sun’s uv rays.
Answers: 1
Health, 23.06.2019 04:31
Will treating a viral infection with antibiotics affect the course of the infection? a) no; antibiotics work by inhibiting enzymes specific to bacteria. antibiotics have no effect on eukaryotic or virally encoded enzymes.b) no; antibiotics do not kill viruses because viruses do not have dna or rna.c) yes; antibiotics activate the immune system, and this decreases the severity of the infection. d) yes; antibiotics can prevent viral entry into the cell by binding to host-receptor proteins.
Answers: 1
Health, 23.06.2019 07:10
Which of these is a fact about performance enhancing drugs? a. steroids lack addictive properties. b. steroids use can cause dangerous side effects. c. it is safe to use steroids when working out. d. a person can get in legal trouble for using steroids.
Answers: 2
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