With over 20% of the total value, the most important trade commodity in world trade is

A) oil.
B) coffee.
C) cocoa.
D) lumber.
E) cotton.


Answer: A

Biology & Microbiology

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Describe the makeup of the phospholipid bilayer. Include molecular orientation and proteins as well

What will be an ideal response?

Biology & Microbiology

Several members of the Fitzsimmons family have polydactyly, and they differ in their numbers of extra fingers and toes. Yet, certain relatives who should have extra digits don't, such as Megan Fitzsimmons. She has two children, a son with two extra fingers and a daughter with an extra toe, and her father has an extra digit on each hand and foot. Polydactyly in this family is

A) variably expressive and incompletely penetrant. B) invariably expressive and completely penetrant. C) pleiotropic and a phenocopy. D) dominant and recessive.

Biology & Microbiology

The accompanying figure represents ____

a. cloning with a stem cell b. somatic cell nuclear transfer c. genetic manipulation of a single gene d. microsurgical manipulation of a chromosome e. embryonic cloning

Biology & Microbiology

Which term-definition pair is mismatched?

A. Coagulase - dissolves fibrin clots B. Capsule - antiphagocytic factor C. Leukocidins - damage white blood cells D. Fimbriae - adherence to substrate E. Hemolysins - damage red blood cells

Biology & Microbiology