Where are ribosomes located in eukaryotic cells?
A. On the smooth endoplasmic reticulum and in the cytoplasm
B. On the rough endoplasmic reticulum and in the cytoplasm
C. In the cytoplasm only
D. On the rough endoplasmic reticulum only
Answer: B
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This famous scientist determined that traits are not inherited. Instead, he said that hereditary factors are inherited
A. Lamarck B. Aristotle C. Darwin D. Mendel E. Francis Crick
A study revealed differences in DNA methylation patterns between monozygotic twins, only one of whom was affected by a schizophrenia or bipolar disorder. This suggests a role for ____ in mental illness
Fill in the blank(s) with correct word
Predict the expected consequence(s) of applying a toxin that blocks voltage-gated Ca2+ channels in a neuron.
A. No resting membrane potential would be observed (i.e., measures at 0 mV). B. A rapid increase in membrane potential at threshold voltage would not occur. C. Membrane potential would increase rapidly to peak with an action potential, but would not decrease immediately afterwards. D. The neuron would become hyperpolarized. E. Neuron conducts action potentials normally, but would not transmit these potentials across chemical synapses.
Where does human herpesvirus 4 (EBV) become latent?
A. in sensory nerves B. in B lymphocytes C. in cytotoxic T lymphocytes D. in motor nerves E. in oligodendrocytes