Mot-mots are snake-eating birds of the American tropics. If a mot-mot killed and consumed a rattlesnake and that snake fed upon grain-eating rodents, then how many kilograms of grain would normally be required to end up with 1 kg of mot-mot?
A) 10
B) 100
C) 1000
D) 10,000
C
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Which of the following scenarios is explained by adaptive radiation?
A. The toxicity level of the bark of a species of plant increases due to constantly being attacked by aphids. B. The color pattern of the moths living in the woods of England become darker as the levels of pollution increase during the Industrial Revolution. C. The average running speed of a cheetah increases each generation due to the gazelles getting faster. D. All of these are examples of adaptive radiation.
What do Margalef's and Menhinick's indices have in common?
A) Both indices are measures of heterogeneity. B) Both indices normalize species richness in relation to the size of the sample. C) Both indices normalize species richness in relation to latitude. D) Both indices quantify the compositional similarity of two samples. E) Both indices were used by Darwin, Bates, and Wallace to quantify tropical diversity.
It is your responsibility to ________
A) follow up if test results do not arrive B) find a doctor you feel comfortable talking to C) read the label every time you open a new medication D) All of the above are true.
The length of time a Gprotein will signal is determined by _______
(a) the activity of phosphatases that turn off Gproteins by dephosphorylating G?. (b) the activity of phosphatases that turn GTP into GDP. (c) the degradation of the Gprotein after G??separates from G??? (d) the GTPase activity of G??