Biology Unit 5 - Prok 2 Question Preview (ID: 33705)


Biology Unit 5 - Prok 2. TEACHERS: click here for quick copy question ID numbers.

In the ladder analogy of the DNA molecule, the rungs of the ladder are:
a) sugars
b) phosphates
c) paired nitrogenous bases
d) joined sugar and phosphate

If a DNA molecule is found to be composed of 40% thymine, what percentage of guanine would be expected.
a) 10%
b) 30%
c) 40%
d) 60%

A nucleotide consists of:
a) a phosphate and a base
b) a phosphate, and a sugar
c) a base and an amino acid
d) a phosphate, a sugar, and a base

A DNA strand has the following bases: A A G C C A. What are the bases on its complimentary strand?
a) A A G C C A
b) A C C G A A
c) T T C G G T
d) C C A T T C

The process by which DNA makes a copy of itself is called
a) synthesis
b) replication
c) transcription
d) translation

Binary fission is ___________.
a) meiotic division of a cell
b) a process by which amoebae reproduce sexually
c) division of one cell into two
d) the most complex form of cell division

Binary fission, or prokaryotic fission, is the form of ________ and cell division used by all prokaryotes, some protozoa, and some organelles within eukaryotic organisms.
a) Microorganism
b) Asexual
c) Plant
d) Fungus

What best describes the offspring after asexual reproduction?
a) The offspring has half of the chromosomes from both parents
b) The offspring is genetically mutated and dividing uncontrollably
c) The offspring is genetically identical to its parent
d) The offspring will not be able to reproduce asexually

Many offspring can be produced very quickly
a) During a single cell cycle
b) Through the formation of chromosomes
c) When two parent cells produce one offspring
d) Through asexual reproduction

The DNA molecule is held together by:
a) magnesium
b) glucose
c) glue
d) hydrogen bonds

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