Which best describes DDT as a pesticide? Select all that apply. a. DDT is able to target destructive insects.
b. DDT decomposes very slowly.
c. DDT can be controlled so it does not spread to other areas.
d. DDT results in antibiotic formation in livestock.
e. DDT is readily absorbed by animal tissue.
f. DDT contaminated ground water and runoff into streams, rivers, and oceans.

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

Toorale man murder mystery < - your lab link 1. how was the toorale man found? 2. what did archaeologists learn about the burial? why is the burial important? 3. what information were the scientists able to learn from the skeleton itself? 4. why is the question of whether the injuries came from a stone or steel weapon important? how could scientists distinguish between the different types of weapons? 5. what did the carbon dating and soil testing tell scientists about toorale man? why are the dates interesting for scientists?

Crossing over is a method of (blank)?