Punnett squares can help us predict the probability of certain traits being passed down family lines. Suppose your maternal grandparents had a phenotype of brown hair with genotypes of Bb and BB. Your paternal grandfather has brown hair (Bb,) and your paternal grandmother has blonde hair (bb.)

answer: a) a compound microscope has a greater magnification ability than a simple microscope.

explanation:

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.

they have identical fossils of organisms that have evolved over time.

both have animal fossils preserved in them due to weathering and erosion.

they contain different fossils because life on earth has changed through time.

the fossils in them were formed on the surface of earth due to exposure to sunlight.