Which of the following statements about vesicle budding from the Golgi is false?
(a) Clathrin molecules are important for binding to and selecting cargoes for transport.
(b) Adaptins interact with clathrin.
(c) Once vesicle budding occurs, clathrin molecules are released from the vesicle.
(d) Clathrin molecules act at the cytosolic surface of the Golgi membrane.
(a) Cargo binds to cargo receptors. Adaptin molecules capture cargo receptors, which bind to the appropriate cargo molecules for incorporation into the vesicle.
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If temperatures suddenly rise 5 to 10º C, __________ proteins are produced to help stabilize other proteins.
A. denatured B. photosensitive C. chilling D. heat shock E. oxidative
Slash-and-burn agriculture affects global warming by ___
a. adding more methane gas to the environment, thereby increasing greenhouse gases b. removing methan producers from the environment, thereby decreasing greenhouse gases c. removing photosynthetic organisms from the environment, thereby increasing CO2 in the environment d. removing photosynthetic organisms from the environment, thereby decreasing CO2 in the environment e. no effect will be seen in global warming or greenhouse gases from this type of agriculture
The movement of materials from the lumen to the blood or lymph is ____
a. motility b. secretion c. digestion d. absorption e. elimination
A researcher decides to test the scientific validity of the common phrase "An apple a day keeps the doctor away." What would be a valid hypothesis to investigate this specific question?
A. The daily consumption of a single apple does not change the number of visits to the doctor. B. Eating one apple every day is good for you. C. Those who consume apples have longer lifespans than those who do not consume apples. D. Eating apples decreases the frequency of contracting a cold. E. Apples are high in vitamin C.