Why do plant root cells lack chloroplasts? (1 point) O Root cells have many mitochondria.
O Roots are underground and are not exposed to sunlight.
O Roots require fewer nutrients.
O Root cells have two central vacuoles.

Individuals do not compete directly for resources, but are prey for the same predator

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.