Reproduction of plants differs from reproduction of animals in that

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above

The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?