Which of the following types of lipids do not promote cardiovascular disease?
Select one:
a. cholesterol
b. trans saturated fatty acids
c. saturated fatty acids
d. unsaturated fatty acids
e. animal fats
d. unsaturated fatty acids
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________ are charged molecules that are partially responsible for the ________ charge of the gram-positive bacterial cell surface
A) Diaminopimelic acids / positive B) Teichoic acids / negative C) Phospholipids / negative D) Peptide interbridges / neutral
All the body fluid located outside of cells is
a. interstitial fluid. b. plasma. c. intracellular fluid. d. extracellular fluid.
What is the most likely cause of a sampling error?
a. a malfunctioning calculator b. a poorly designed hypothesis c. very few individuals in the control group d. having both an experimental and a control group e. the researcher’s knowledge of which individuals were in the experimental group
Answer the following questions true (T) or false (F)
1. A bacteria's DNA can be found in the nucleus of the cell. 2. According the endosymbiont theory we can reason that the merging event that led to the mitochondria occurred before the merging event that led to the chloroplast because all eukaryotic cells which have chloroplasts also have mitochondria, but all cells that have mitochondria do not necessarily have chloroplasts. 3. Binary fission, mitosis, and meiosis all produce genetically identical daughter cells.