A1 On which surface of the leaf did most bubbles appear?
A2 The bubbles contained gas that came out from inside the leaf.
Which part of the leaf do you think the gas came from? (Look at
the diagram of the inside of the leaf above.)
A3
Suggest how the gas got out of the leaf.
A4
Use what you know about the effect of heat on gases to explain why
the gases came out of the leaf when it was put into warm water.

Scenario #2 in 2001, a population of 2,500 poison dart frogs lived in the amazon rain forest. due to increased deforestation, the population dwindled to 25 frogs in 2019. new government regulations were enacted in 2022, successfully putting an end to the deforestation of the amazon rain forest. once deforestation was stopped, the poison dart frog population was able to recover. by 2050, the population reached 8,000 frogs, of that population, 20 are homozygous recessive for being spotted (ss genotype). q2- ? q- p- p2- 2pq-

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What is the main storage pool for phosphorus?