Answer:
A population bottleneck or genetic bottleneck is a sharp reduction in the size of a population due to environmental events such as famines, earthquakes, floods, fires, disease, and droughts or human activities such as specicide and human population planning.
Explanation:
Answer: I think it's the third one: Letter Q points to the guard cell. Letter T points to the stomata and the response is most likely due to the humid tropical nature of the enviorment.
Answer:
Gain weight
Explanation:
Data provided in the question
Average energy expenditure = 1,800 calories
Average of calories per day = 2,949
Based on the above information, the judgment is as follows
As we can see that she consumes 2,949 calories per day and her energy expenditure 1,800 calories for 3 days
Plus she should gain as
= 2,949 calories - 1,800 calories
= 1,149 calories
So by this explanation, she definitely gains the weight
The correct answer is letter "B. Conical shape ." The characteristic of a pine tree is an adaptation to the climate of the northwestern coniferous forests is that it is in conical shape. If C were needle like leaves that would be the best answer.