Author Question: Which of the following about parasites is true? A) They affect their hosts in a ... (Read 66 times)

maychende

  • Hero Member
  • *****
  • Posts: 556
Which of the following about parasites is true?
 
  A) They affect their hosts in a density-independent manner.
  B) Their hosts represent a type of intraspecific competition.
  C) They occur in animals but not plants.
  D) They may live inside or outside of their host.

Question 2

The U.N. and many international agencies feel a sense of urgency to make the transition to renewable energies soon, because
 
  A) of political pressure from China and the United States.
  B) projected levels of carbon dioxide levels may reach 1000 ppm by 2100 with catastrophic effects of global sea levels and climate.
  C) developing nations can afford renewable energy but not fossil fuels whose price is rising.
  D) it will take some pressure off global fossil fuel reserves and keep electricity prices low.



zenzy

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

D

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

For a complete list of videos, visit our video library