Biology, 02.08.2019 19:00, aguerobia

Which mineral is never found freely in nature but is extracted from a chemical compound? a. coal b. salt c. gold d. silicon

Answers: 2

Show answers

Other questions on the subject: Biology

Biology, 21.06.2019 22:30, lovemusic4

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

Answers: 2

continue

Biology, 22.06.2019 10:00, alextoro

Which statement is true for bacteria a. bacteria have complex internal structures b. all bacteria are spiral in shape c. all bacteria cause disease in animals d. bacteria break down some foods

Answers: 1

continue

Biology, 22.06.2019 17:00, MoneyMike42

The part of the eye that closes and opens to let light in is .

Answers: 2

continue

Biology, 22.06.2019 17:00, genyjoannerubiera

Which factors changed throughout the mice experiment

Answers: 2

continue

Do you know the correct answer?

Which mineral is never found freely in nature but is extracted from a chemical compound? a. coal b....