Removing the top of a plant to create fuller growth involves which of the following hormones?

A. cytokinins
B. ethylene
C. auxins
D. gibberellins


Answer: C

Biology & Microbiology

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Many factors bind around the core promoter to form the eukaryotic initation complex, but the most important one is ______, which directly binds the TATA box.  

A.  TFIIA B.  TFIIB C.  TFIID D.  TFIIE E.  TFIIF F.  TFIIH G.  TAF

Biology & Microbiology

Why do pine trees have two different types of cones?

A. One type is produced in the fall, the other type is produced in the spring. B. One type produces ovules, the other type produces pollen. C. One type produces the gametophyte, the other type produces the sporophyte. D. One type produces seeds, the other type produces fruit.

Biology & Microbiology

The Greek root word for "tribe" and the Latin root word for "producing" underlie the biological term

A. binomial. B. taxonomy. C. systematics. D. nomenclature. E. phylogeny.

Biology & Microbiology

In the process of egg production, one cell produced during meiosis will become the egg, and the other three will become:

A) primary bodies. B) oogonia. C) primary oocytes. D) polar bodies.

Biology & Microbiology