Rachel Carson's book Silent Spring showed that

a. pesticides like DDT were ineffective in killing crop pests.
b. scientific expertise can help shape positive environmental policies.
c. industries producing harmful chemicals welcomed scientific evaluation of their environmental impact.
d. biodiversity could be increased with cautious use of DDT.

In a cladogram' when does a group of organisms branch off

Answer ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.

When a cell is in a solution that has the same concentration of water and solutes as its cytoplasm, the cell is said to be in a(n) solution. a. isotonic b. hypotonic c. hypertonic b. facilitated