Which of the following structures found in a
monocot seed is NOT found in a eudicot seed?
a. seed coat
b. endosperm
c. cotyledon
d. coleoptile
e. all of these structures are found in both
monocot and eudicot seeds
D
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Identify the rule(s) that was/were correctly applied in producing this cladogram.
A. All of the answer choices are correct. B. Derived characters, proposed to have developed after common ancestry, were tallied for each species (group). C. Species (groups) pairs that shared most derived characters were shown to branch from common ancestors at nodes. D. Nodes and branches interpreted as more recently derived from common ancestors were shown farther from the root. E. Coelophysis (at top) was selected as an outgroup representative, sharing all features assumed to be ancestral.
Which of the following is the most direct measure by which ventilation is regulated?
1.carbon dioxide levels in the blood
2.acid levels in the cerebrospinal fluid
3.oxygen levels near the carotid bodies
4.oxygen levels near the aortic bodies
A person with type A positive blood has which antibodies?
a. A only b. B only c. A and B d. neither A or B e. Rh
Considering the table above, which of the following is likely true?
a. Eventually pharmaceutical companies will run out of options for the development of new anti-biotics. b. Eventually pharmaceutical companies will need to come up with new categories of antibiotics that work in ways not yet conceived. c. Physicians will need to work in local and globally coordinated ways to assure that newly de-veloped antibiotics are not overprescribed. d. All of the above. e. None of the above.