The best answer to this question is:
C. A forest fire that was caused by lightning.
A forest fire could kill for example all the individuals of a certain species in a given area - this would be independent of the population density of the species. All the other factors would affect the population the more, the more dense it is.
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D, combination of all the them
Hmmm... are you sure you typed the question exactly? the answer should be y= x/3 - 2/3
Answer:
Humans and most other mammals have two sex chromosomes, the X and the Y. Females have two X chromosomes in their cells, while males have both X and a Y chromosomes in their cells. Egg cells all contain an X chromosome, while sperm cells contain an X or Y chromosome.
Explanation:
Weather is short term changes in the atmosphere. On the other hand climate describes what the weather is like over a long period of time.
