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BSC 108 Kennedy UofA Exam 1 study guide questions and correct answers

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BSC 108 Kennedy UofA Exam 1 study guide active transport - Answer-The movement of materials through a cell membrane using energy. an atom can be turned into an ion by adding or removing ___ - Answer-electrons an atom can be turned into an isotope by adding or removing ____ - Answer-neutron...

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  • April 28, 2024
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BSC 108 Kennedy UofA Exam 1 study
guide
active transport - Answer-The movement of materials through a cell membrane using energy.

an atom can be turned into an ion by adding or removing ___ - Answer-electrons

an atom can be turned into an isotope by adding or removing ____ - Answer-neutrons

animal cell - Answer-A type of cell that has lysosomes but doesn't contain a cell wall

atomic mass - Answer-protons + neutrons

atomic number - Answer-The number of protons in the nucleus of an atom

atp - Answer-(adenosine triphosphate) main energy source that cells use for most of their work

buffer - Answer-compound that prevents sharp, sudden changes in pH

carrier proteins - Answer-a protein that transports specific substances across a biological
membrane

catalyst - Answer-substance that speeds up the rate of a chemical reaction

cell - Answer-smallest level of biological organization capable of demonstrating all the
characteristics of life

central vacuole - Answer-Fluid-filled vesicle in many plant cells.

channel proteins - Answer-form small openings for molecules to diffuse through

cholesterol molecules - Answer-e
found between phospholipids tails to prevent them from sticking together.

control group - Answer-in an experiment, the group that is not exposed to the treatment

covalent bond - Answer-a bond formed when atoms share one or more pairs of electrons

cytoplasm - Answer-A jellylike fluid inside the cell in which the organelles are suspended

cytoskeleton - Answer-a network of protein filaments that helps the cell to maintain its shape

dehydration reaction - Answer-A chemical reaction in which molecules combine by removing
water

dehydration synthesis - Answer-A chemical reaction that builds up molecules by losing water
molecules

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