The Venn diagram shown below compares the nuclear reactions in the sun and nuclear
power plants.
Which of the following best describes the process labeled P? (2 points)

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

Which statement best describes a keystone species? o a. it has littlelmenetic variation. it has an extremely high population. 0 b. 0 c. it remains unaffected by all environmental changes. od. it has a strong influence on the ecosystem. 0 e. it's the first species to populate a new ecosystem.

Astudent is looking through a microscope at some cells of an onion root tip. many of these cells are undergoing division since the root tip grows quickly and requires more cells. which cell most recently underwent metaphase? w x y z