1) D chromosomes
2) B a double helix
3)A chromosomes are made of DNA
4)A genes
Respiration
Hope this helps :)
Answer: Option D, all of the above
Explanation:
Changes to the global climate includes changes to temperature, changes to pressure
and changes to precipitation.
Answer:
A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke. Mutations can occur during DNA replication if errors are made and not corrected in time.
