Biology, 05.05.2020 05:13 marchellepenuliar
A friend points out that concentration of carbon dioxide in the atmosphere has increased by only about 1000 parts per billion in the last 200 years. Your friend says that it is insignificant. How do you respond?
Answers: 3
Biology, 21.06.2019 15:50
Each trait of a plant is determined a. an allele b. one gene c. a pair of genes d. one dominant gene
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The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.
Answers: 2
A friend points out that concentration of carbon dioxide in the atmosphere has increased by only abo...
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