This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: In 1957, Clear Lake in California was sprayed with DDT such that the water contained 0.02 ppm of ... (Read 56 times)

vHAUNG6011

  • Hero Member
  • *****
  • Posts: 514
on: Aug 27, 2018
In 1957, Clear Lake in California was sprayed with DDT such that the water contained 0.02 ppm of DDT. After a period of time, large fish in the lake were found to have DDT levels as high as 2000 ppm.
 
  Which of the following animals would be predicted to have DDT levels > 2000 ppm? A) algae
  B) hummingbirds
  C) small fish
  D) eagles

Question 2

Wool and silk are examples of which type of naturally occurring polymer?
 
  A) cellulose
  B) polyesters
  C) nucleic acids
  D) proteins


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mfedorka

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

D


vHAUNG6011

  • Member
  • Posts: 514
Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

kalskdjl1212

  • Member
  • Posts: 353
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

From space earth shows itself as a planet covered mostly by water. From space earth shows itself as a planet covered mostly by water.
English Water Spaniel English Water Spaniel
A pygmy hippopotamus rests in some water to help prevent its skin from cracking at Ueno Zoo in Japan A pygmy hippopotamus rests in some water to help prevent its skin from cracking at Ueno Zoo in Japan
This internal bypass passage in the thermostat housing directs cold coolant to the water pump. This internal bypass passage in the thermostat housing directs cold coolant to the water pump.
This severely corroded water pump could not circulate enough coolant to keep the engine cool. As a ... This severely corroded water pump could not circulate enough coolant to keep the engine cool. As a ...
Preserve Your Vitamins! Cook your vegetables in a small amount of water Preserve Your Vitamins! Cook your vegetables in a small amount of water
Video: Brain Lobes Animation

For a complete list of videos, visit our video library