Answer: Option B
Explanation:
The animals that live on the earth in many different regions because they are adapted to live in a particular habitat. The animals of the polar regions cannot adjust living the Sahara desert and the reptiles living in the desert cannot live in polar regions.
But many of the species are dependent on the seasonal change and they only emergence or produce during specific period of time.
But if due to global climatic change there will be no emergence of particular species and their species will be extinct over a period of time. So, the global temperature needs to be constant in order to support life of the species dependent on the seasonal temperature change.
During meiosis, the 2 alleles for each gene stay together.
Answer: C)
Explanation:
I am 100% sure, however,
a) It is true that developed countries have lower death rate, but that doesn't contribute to the question and supports the opposite thesis.
b) In developed countries there is less birth rate as we see with demographic crisis in Europe and China.
c) Lower birth rates provides less people for the economy and is the most feasible answer
d) Fake news, there are actually lower death rates in developed countries compared to developing ones.