Answer true or false 1. Robert Hooke was the first person to see cells.
2. Bacteria cells have a cell membrane.
3. Plant cells have cytoplasm.
4. Cells taken from fungi do not have DNA.
5. Cells can only come from pre-existing cells.
6. The framework of the cell is called the cytoplasm.
7. The outer boundary of the cell is the cell membrane.

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.