NN would be it's genotype and big nose would be it's phenotype.
Answer:
The climate of Antarctica was probably much warmer in the past than it is today.
Explanation:
There are little things living there now. Coal takes millions of years to form. There must have been much more living things there in the past (when it was warmer) to make coal.
Answer:
It requires two parents and results in offspring that have characteristic of each parent.
Explanation:
This is the answer because sexual reproduction always requires two people a male and a female and the offspring always have both of the parents characteristic.