A student wants to ensure cross-pollination occurs between two different plants. Which procedure should the student use to ensure that cross-pollination can occur? •Pluck all of the flower petals from one of the given plants.
•Cover the flowers of one of the plants with a small plastic bag.
•Remove the pistils from the flowers of one of the plants before it matures.
•Remove the anthers from the flowers of one of the plants before it matures.

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

{answer found. it's (3 ) }which statement describes the cell cycle? (1)the cell cycle is a process in which one cell divides into four genetically different cells. (2)the cell cycle is a process in which one cell divides into two genetically different cells. (3)the cell cycle is a process in which one cell divides into two genetically identical cells. (4)the cell cycle is a process in which one cell divides into four genetically identical cells.

Onsider the paragraph above. what is one chemical property of water? a) water is a polar molecule. b) water is the universal solvent. c) water reacts with group 1 metals. d) water has a high specific heat capacity.