100 points am i a boy or a girl?

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

As a small change in a person's dna can cause a genetic disorder

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas