Which statement is true about a cell wall but not a cell membrane? It forms the outer layer of a cell. It gives an animal cell its shape. It is selectively permeable. It is made mostly of cellulose.

Describe how a student should adjust the microscope to see the cells on a slide more clearly?

What is the difference between sex-linked traits and autosomal traits in humans? a. sex-linked traits can only be passed from fathers to sons, while autosomal traits can be passed on from both parents to offspring of any sex. b. sex-linked traits are passed on through the x and y chromosomes, while autosomal traits are passed on through the other 22 chromosomes. c. sex-linked traits only affect females, while autosomal traits affect both males and females. d. sex-linked traits refer to genes that are on the x and y chromosomes, while autosomal traits refer to genes on all 23 chromosomes.

20 the compound al(nh3)2 has atoms of nitrogen.