Biology, 09.12.2019 08:31 lucasrandall
Match each element with the number of atoms found in one molecule of this compound: c5h7n (nicotine)
1. carbon
five
2. hydrogen
one
3. nitrogen
seven
Answers: 1
Biology, 22.06.2019 00:40
Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism
Answers: 2
Biology, 22.06.2019 01:00
Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation
Answers: 1
Biology, 22.06.2019 01:30
Deer cave cannot support photosynthesis is as not enough sunlight is present. in spite of this, it still has a complex food chain. what is the energy foundation of this food chain?
Answers: 1
Biology, 22.06.2019 08:30
Which of the follow describes a disadvantage secondary sources have compared to primary sources?
Answers: 1
Match each element with the number of atoms found in one molecule of this compound: c5h7n (nicotine...
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