Biology, 03.08.2019 15:40 3mory2006p78jan
Which structures are part of the body's first line of defense against pathogens? a. white blood cells b. red blood cells c. lymph nodes d. mucous membranes
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Biology, 21.06.2019 16:40
Sand spinifex grass is adapted to growing on sand dunes. it is a rapidly spreading plant and the creeping runners produce new root systems. which of these best explains the benefits of these features? a. it limits water loss through the leaves. b. it provides support by anchoring the plant. c. it protects the plant from predators. d. it allows the plant to tolerate salt. reset submit
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Biology, 22.06.2019 09:00
Were you able to observe the nucleolus in any of the cells if so which ones
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Biology, 22.06.2019 11:00
What happens as electrons move along the chain of molecules known as the electron transport chain? they gain energy, which causes atp molecules to lose phosphate groups. they gain energy, which causes h *ions to join with oxygen to produce water. they lose energy, which is then used by the cell to make atp. they lose energy, which is then used to break down atp.
Answers: 3
Biology, 22.06.2019 16:00
Darwin’s hypothesis about how life changes over time is now called?
Answers: 2
Which structures are part of the body's first line of defense against pathogens? a. white blood ce...
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