What type of organism dominated life during precambrian time?
prokaryotes
marine animal...
Biology, 28.08.2019 22:30, rostecorralmart
What type of organism dominated life during precambrian time?
prokaryotes
marine animals
dinosaurs
multi-cellular organisms
Answers: 1
Biology, 22.06.2019 00:10, 4004JuCh18
Lymphatic vessels remove excess fluid from tissues. often after mammexront( the surgical procedure to remove of all or part of a breast) the lymphatic vessels draining the arm are damaged. explain a consequence of this damage. what can be done to reduce the symptoms?
Answers: 3
Biology, 22.06.2019 05:50, lexi1268
The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes
Answers: 2
Biology, 22.06.2019 09:30, kamjay2006
What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid
Answers: 1
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