Biology, 01.07.2019 14:20 erenackermanlevijaeg
How much of the earth's oxygen is generated by marine organisms?
Answers: 1
Another question on Biology
Biology, 21.06.2019 19:50
Which statements correspond to cellular respiration? co2 diffuses passively into the cell. co2 diffuses passively out of the cell. co2 must be pumped out of the cell. o2 diffuses passively when produced inside the cell. o2 diffuses passively when converted to co2. o2 is pumped in and forces co2 out.
Answers: 3
Biology, 21.06.2019 23:30
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
Biology, 22.06.2019 09:00
What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.
Answers: 2
You know the right answer?
How much of the earth's oxygen is generated by marine organisms?...
Questions
Physics, 25.08.2019 15:00
Computers and Technology, 25.08.2019 15:00
Mathematics, 25.08.2019 15:00
Computers and Technology, 25.08.2019 15:00
Chemistry, 25.08.2019 15:00
Mathematics, 25.08.2019 15:00
Mathematics, 25.08.2019 15:00
Geography, 25.08.2019 15:00
History, 25.08.2019 15:00
Geography, 25.08.2019 15:00
