What do all plant life cycles have in common?
a. fertilization produces seeds.
b. sperm cells are carried by the wind to egg cells.
c. diploid and haploid phases alternate.
d. sporophytes are formed by meiosis.

Which element is used in photosynthesis found in atmosphere and fixed by bacteria?

Which of the following situations describes a adaptation for a mole? question 2 options: a mole is blind and cannot see underground. a mole is bright and attracts the attention of predator birds. a mole has a sensitive sense of smell to it find food underground.

Match the functions to the cell types ? contraction and relaxation. conducting electrochemical signals fighting diseases carrying genetic material