Biology 1 Midterm Studyguide

Organic molecule – A molecule that contains only carbon and any of the following: hydrogen, oxygen, nitrogen, sulfer, and/or phosphorous
altruism – Concern for the well-being of others, instead of a focus only on one's own well-being.
1. Cell cycle arrest
2. Cellular apoptosis – The increase in p53 leads to what two outcomes?
Microfilament – Part of the cytoskeleton of eukaryotic cells that is composed of the proteins actin and (in some cases) myosin; functions in the movement of cell organelles and in locomotion by extension of the plasma membrane.
What kinds of nucleic acid are found in viruses? – DNA or RNA
Response – The reaction to a stimulus
outer ear – pinna, ear canal, tympanic membrane
bacteriophages – viruses that infect bacteria means "bacteria eaters"
catalysts – reduce the amount of activation energy needed for a reaction to take place
A physician who specializes in the study and treatment of diseases and abnormalities of the musculoskeletal system is a(n)
Ammonium – NH4; a nitrogen-containing waste product of decomposition.
Cyclin – A cellular protein that occurs in a cyclically fluctuating concentration and that plays an important role in regulating the cell cycle.
A physiciаn whо speciаlizes in the study аnd treatment оf diseases and abnоrmalities of the musculoskeletal system is a(n)
anaerobic cellular respiration – Also known as anaerobic respiration, it is a metabolic process that breaks down food to produce energy, without using oxygen.
mitotic spindle – an assemblage of microtubules and associated proteins that is involved in the movements of chromosomes during mitosis
wavelength – Each color is composed of different _______ and frequencies. Allows us to scientifically identify different colored lights. The unit of measure is nm.
liter – Basic unit of volume in the metric system

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