During cytokinesis plant cells form a cell plate instead of pinching apart like an animal cell, propose a reason why there is this difference.

the plant cells do not contain centrioles do they cannot pinch apart
plant cells have rigid cell walls so they form a cell plate instead of pinching apart.
plant cells do not divide as rapidly as animal cells
in plant cells the large central vacuole prevents the cell from pinching apart.

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous

Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.

What factors contribute to the effect an environmental toxin has on the human body?