The crystals that form in slowly cooling magma are generally
a.
nonexistent
c.
tiny
b.
invisible
d.
large
select the best answer from the choices provided
a
b
c
d

Which statement best compares aerobic and anaerobic respiration

Evolution acts upon the population of organisms and not on each individual organism

Which of the following is one way in which organisms such as clown fish and sea turtles are able to overcome the many dangers that their offspring encounter and ensure that their species population numbers stay relatively steady