shayshay4352
23.06.2020 •
Biology
In April, a population of frogs in a local ravine had a population of 42, which was increased in May by 263 tadpoles. Pesticide runoff killed 26 tadpoles, and predators consumed 8 frogs. In July construction workers began clearing the ravine and ran over 12 frogs. Calculate the population growth rate of the frogs in the ravine from April to August.
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Ответ:
x = 16
Step-by-step explanation:
CE = 30
CD + DE = CE
14 + DE = 30
-14 -14
DE = 16