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Sarah Rodemaker - Human Physiology 1-6
Question | Answer |
---|---|
The contraction of the uterus during the birth of a baby is an example of _____ feedback. | Positive |
Negative-feedback control systems: | oppose a change |
The basic building blocks of fats are: | fatty acids and glycerol |
Which energy-releasing or energy-transferring molecule does not contain a nucleotide? | Creatine phosphate |
Proteins that act as catalysts are called | enzymes |
Meiosis is called “reduction division” because | the number of chromosomes is reduced by half. |
Which skin layer has cells that look prickly because of the desmosomes that join the cells together? | Stratum spinosum |
Calcification of the organic bone matrix occurs when | complex calcium salts are deposited in the matrix. |
Small cells that synthesize and secrete a specialized organic matrix are | osteoblasts |
The ion necessary for cross-bridging is: | Calcium |