chapter 2 science section 1 Flashcards

1
Q

The movement of particles from regions of higher density to regions of lower lower density

A

diffusion

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2
Q

The diffusion of water through a semipermeable

membrane

A

osmosis

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3
Q

the movement of substances across a cell membrane without the use of energy by the cell

A

passive transport

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4
Q

the process by which a cell membrane surrounds a particle and encloses the particle and encloses the particle in a vesicle to bring the particle in the cell

A

endocytosis

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5
Q

The movement of substances across the cell membrane that requires the cell to use energy

A

active transport

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6
Q

the process in which a cell releases a particle by enclosing the particle in a vesicle that then moves to the cell surface and fuses with the cell membrane

A

excytosis

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7
Q

The process by which plants,algae, and some bacteria use sunlight, carbon dioxide, and water to make food

A

photosynthesis

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8
Q

The process by which cells use oxygen to produce energy from food

A

cellular respiration

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9
Q

The breakdown of food without the use of oxygen

A

fermentation

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10
Q

The life cycle of a cell

A

cell cycle

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11
Q

in a eukaryotic cell, one of the structures in the nucleus that are made up of DNA and protein; the main ring of DNA

A

Chromosome

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12
Q

chromosomes that have the same sequence of genes and the same structure.

A

homologous chromosomes

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13
Q

In eukaryotic cells, a process of cell division that forms two new nuclei, each of which has the same number of chromosomes.

A

mitosis

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14
Q

the division of the cytoplasm of a cell

A

cytokinesis

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