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13 Cards in this Set

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movement against concentration gradient requiring the use of energy by the cell
Active transport
random movement of particles from an area of high concentration an area of lower concentration
Diffusion
haploid cell that participates in fertilization by fusing with another haploid cell
Gamates
nucleus of cell divides into two nuclei
Mitosis
a process by which populations change in response to their environment as individuals better adapted to the environment leave more offspring
Natural selection
early stage in the development of plants and animals: terms fora developing human during the first 8 weeks of pregnancy.
Embryo
process by which new species are formed
Speciation
produced but the islets of Langerhans in the pancreas that lower blood glucose levels by promoting the accumulation of glycogen in the liver
Insulin
structure that surrounds the cell membrane and provides support for the cell
Cell Wall
lipid bilayer with embedded proteins that enclose the cytoplasm
Cell membrane
a process by which populations change in response to their environment as individuals better adapted to the environment leave more offspring
Natural selection
nucleus of cell divides into two nuclei
Mitosis
movement against concentration gradient requiring the use of energy by the cell
Active transport