What does the introduction of an invasive species do to the
competition within an ecosystem?
A. it depends on the habitat
B. increases
C. remains the same

2points what is the term for a female reproductive cell? a. egg b. chromatid c. allele d. fertilization

What processes take place before the mature mrna exits the nucleus?

Which example describes a mutualistic relationship between organisms? young wasps prey on caterpillars. crabs eat the remains of dead fish. tapeworms feed on food in the intestines of cats ants protect a tree on which they feed.