Answer:
C. DNA molecules are made of nucleotides.
Explanation:
DNA molcules are made up of building blocks called nucelotides.
These nucleotides are made of a sugar group, nitrogen base, and phosphate group.
These nucelotides bond together to form a strand of DNA.
The gradual change and buildup of organisms in an
environment is called ‘the ecological development’.
<span>
Ecological development or Ecological Systems Theory
where the organisms living in the present is responsible and obligated to check
and assure everything related to environment for the sake of the future
generation’s inheritance. There must be expected sacrifices to fully achieve
the conservation of the diversified environment.</span>
Answer: To help researchers conclude that results are related to the new drug and not to the orange juice.
Explanation:
I could be wrong, Hope this helps
Answer: Advantages: These locations are used to preserve different forms of plants and animals, both aquatic and non aquatic for a long time and to keep endangered species from going extinct.
Disadvantages: The proper facilities that would be needed for storing these animals could be very expensive. In other words, it requires alot of money. Secondly, animals and plants need to be properly tended to and this can be very time consuming.
Explanation:
