Science Bowl

BIOLOGY

Biology - 76

BIOL-92; Multiple Choice:  If we were to completely eliminate one group of marine organisms
from the ocean, which would most likely be fatal to marin fish populations?  Elimination of:

a)  urchins
b)  diatoms

(pron: DIE-a-toms)

c)  starfishes
d)  sea anemones

(pron: a-NEM-a-nees)

ANSWER:  B -- DIATOMS

BIOL-92; Multiple Choice:  From the following, name the type of mimicry by which an
acceptable, palatable insect mimics an unfavorable, noxious insec for protection.

a)  Batesian mimicry

(pron:  BATE-see-an  MIM-i-cree) 

b)  Mullerian mimicry

(pron:  myou-LER-ee-an  MIM-i-cree) 

c)  Femmes fatalles strategy

(pron:  fem  fa-TAL)  d)  Monarchial mimicry

ANSWER:  B -- MULLERIAN MIMICRY

BIOL-92; Short Answer:  In biology, a situation in which one characteristic is NOT dominant
over another is known by what name?

ANSWER: INCOMPLETE INHERITANCE

BIOL-92; Short Answer:  What is the occurrence of two or more hereditary unit on the same
chromosome called?

ANSWER:   (GENE) LINKAGE

BIOL-92; Short Answer:  If the DNA code for leucine is GAT, the tRNA anticodo would be
what?

ANSWER:  GAU

BIOL-92; Short Answer:  Two parents have the genotype Aa.  What fraction of their offspring
would also be heterozygous?

ANSWER:  1/2

BIOL-92; Short Answer:  What term is used to describe an organism lacking one entire
chromosome?

ANSWER:  A MONOSOMY