Membrane vesicles are used to transport material between cells as an alternative to protein secretion systems. Regardless of the nature of the bacterial envelope, all vesicles are produced by the same mechanism.

Answer the following statement true (T) or false (F)


False

Biology & Microbiology

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The study of the distribution of animals and plants around the world is ____

a. diversity b. biogeography c. ecology d. natural history e. environmentalism

Biology & Microbiology

A loud sound can be distinguished from a soft

whisper because a. more neurons depolarize. b. each receptor depolarizes more fully. c. the frequency of neuron depolarization increases. d. more neurons depolarize, and the frequency of neuron depolarization increases. e. more neurons depolarize, each receptor depolarizes more fully, and the frequency of neuron depolarization increases.

Biology & Microbiology

It is possible for an individual to be genotypically one gender but appear to be the opposite gender. Suppose an individual is genotypically male (XY) but has developed as a female. Explain what has happened and when it might have happened

What will be an ideal response?

Biology & Microbiology

How would Earth be different without photosynthesis?

A. The amount of oxygen in the atmosphere would be lower. B. Heterotrophs would have few food sources. C. Autotrophs would reply on other chemical mechanisms to make carbohydrates. D. More sunlight would be absorbed and converted to environmental heat. E. All answers are correct.

Biology & Microbiology