The population growth curve is ____________ when a population ...

[saraeharris]

The population growth curve is ____________ when a population encounters environmental resistance. Fill in the blank(s) with the appropriate word(s).

Question 2

Marine invertebrates that require normal ocean salinity to survive will experience a fluid imbalance if exposed to
  freshwater. The organism has been affected by a(n) ____________ ____________ of that environment. Fill in the blank(s) with the appropriate word(s).

[jomama]

Answer to Question 1

S-shaped

Answer to Question 2

physical factor

[saraeharris]

Excellent

[bimper21]

Thanks for the timely response, appreciate it