subject
Biology, 17.10.2019 04:30 bbthomas

How does the quantity of zinc used in a mineral-based sunscreen affect an individual's chance of getting a sunburn? which statement forms the best testable hypothesis for the question?
a. if the quantity of zinc in a mineral-based sunscreen affects the total amount of uva and uvb rays absorbed, then increasing the amount of zinc will decrease an individual's chance of getting a sunburn
b. if mineral-based sunscreens are thicker and opaque when applied because they contain more zinc, then they decrease an individual's chance of getting a sunburn.
c. if spray-based sunscreens require less time to apply and dry because they include less zinc, then individuals who use spray-based sunscreens will have a reduced chance of getting a sunburn.
d. if mineral-based sunscreens contain more zinc in them, then individuals who use them will decrease their chances of getting a sunburn.

ansver
Answers: 1

Other questions on the subject: Biology

image
Biology, 21.06.2019 12:30, puppy4151
What type of electromagnetic wave are microwaves and radar
Answers: 1
image
Biology, 22.06.2019 01:30, netflixacc0107
Which of these best describes what occurs during cytokinesis? a) the chromosomes are separated b) the cell begins to divide by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm
Answers: 1
image
Biology, 22.06.2019 02:30, 10033636
Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .
Answers: 2
image
Biology, 22.06.2019 08:20, lizbethreyes5725
Which characteristics are typical of a human population in the postindustrial stage?
Answers: 3
You know the right answer?
How does the quantity of zinc used in a mineral-based sunscreen affect an individual's chance of get...

Questions in other subjects:

Konu
Chemistry, 11.10.2019 22:30