Which phrase describes a feature of clastic sedimentary rocks? grouped by color
formed by chemical weathering
grouped by size of rock fragments
formed from dead plants and animals

How did the club fungi get its name? a. it is named for the club-shaped seeds it produces. b. it is named for the way individual species grow together in small groups called “clubs.” c. it is named for the club-shaped area where it produces spores. d. it is named for the club-like mechanism it uses to kill its prey.

Color blindness is a recessive sex linked human trait. if a color blind father and a mother with normal color vision have a color blind son what must be the mothers genotype? a. xn yn b. xn xn c. xn y d. xn xn

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.