Explain why plants try to spread their pollen and their seeds?

A monk crossbred plants, which can have purple or white flowers, and obtained 545 plants with white flowers and 306plants with purple flowers. Find the experimental probability that a plant had each type of flower.

How does reproductive isolation cause speciation? O A. It reduces gene flow. O B. It prevents divergence. O C. It allows interbreeding. O D. It stops adaptive radiation.

Does evolution happen quickly or slowly? Explain

The practice of cooking with high amount of salt is associated with increased blood pressure and strokes. This is an example of what influence on health?

A nurse is caring for a pediatric patient who has severe injuries on his or her face and neck. the nurse says to the nurse manager, "i empathize with the patient; i wish i could make this patient happy by resolving all the problems.

A bacteriophage injects its DNA into and E. coli which gets intergrated into the bacterial chromosome forming a prophage. What kind of cycle the bacteriophage is undergoing? A lytic cycle B lysogenic cycle C bacterial cycle

Look at the illustration in Figure 25-4. Do you think that the bud on the side of the adult hydra is an embryo? Why? A) No, because budding is a type of asexual reproduction. B) No, because budding is a type of sexual reproduction.

what evidence is there to show that changing sand to glass is a chemical change

A person exhibiting a recessive characteristic must be heterozygous for that gene. True or False

Which statements best describe the first stage of cellular respiration? Check all that apply. •The stage happens in cytoplasm. •The stage happens in mitochondria. •Oxygen combines with small molecules. •Glucose is broken down. Energy is released.