What colors do carotenoids promote in fruits? What is the specific carotenoid responsible for red color in tomatoes?
What will be an ideal response?
Carotenoids are yellow, orange, and red. Lycopene is responsible for the red color in
tomatoes.
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Atmospheric contamination of molten weld metal occurs ____.
A. as it travels across the arc gap and within the pool before it solidifies B. after it solidifies C. infrequently D. when the atmosphere reacts with the flux inside the electrode
A system consists of two components connected in series. The system will fail when either of the two components fails. Let Tbe the time at which the system fails. Let X1and X2be the lifetimes of the two components. Assume that X1and X2are independent and that each has the Weibull distribution with ? = 2 and ?= 0.2.
a. Find 
b. Find 
c. Explain why the event T > 5 is the same as the event 
d. Find P(T < 5).
e. Let t be any positive number. Find P(T ? t),which is the cumulative distribution function of T.
f. Does T have a Weibull distribution? If so, what are its parameters?
The universal soil-loss equation (USLE) suggests that soil erosion loss is a product of all but one of the following factors:
A) slope length. B) climate. C) vegetative cover. D) sloped steepness. E) soil drainage.
A spotface is needed if:
A. the machine bolt head must not be seen B. the machine bolt head must go through the entire object C. the machine bolt head must be on a flat surface D. the machine bolt head is tapered