Answer:
Cell differentiation is how cells become specialized. This occurs through a process called gene expression. Gene expression is the specific combination of genes that are turned on or off (expressed or repressed), and this is what dictates how a cell functions.
Answer:
D. To capture sunlight to perform photosynthesis
Explanation:
Sunlight is one of the requirements of plant photosynthesis
Most plants have roots, but there are some
exceptions. The exceptions are bryophytes
and the groups of green algae that are
classified as plants. Bryophytes have rootlike
structures called rhizoids for absorbing
water, but because rhizoids lack vascular
tissue they are not considered roots.
Infiltration is the downward movement of water into the soil and runoff is when water flows above the surface of the soil
D, because they produce the food for the consumers, like grass.
