Biology Module B Review

Front

Symbiotic relationship in which both organisms benefit

Back

Mutualism

Front

What is the major difference between a community and an ecosystem?

Back

An ecosystem involves only the biotic, AND THE abiotic 

Front

Which of the following is a biotic-biotic interaction? Options: A snake warming itself on a sunny rock, A rainstorm washing nutrients from the soil, A human shivering because of cold weather, a squirrel gathering acorns from an oak tree

Back

a squirrel gathering acorns from an oak tree

Front

Two organisms that are closely related would have

Back

very similar DNA sequence

Front

What will MOST LIKELY happen to the iguanas that floated from Guadeloupe to Anguilla in 1995?

Back

develop new traits.

Front

The drastic reduction in genetic variation that results when a new, isolated population is established by a very small number of individuals from a larger population is known as

Back

the found effect.

Front

ATTTGAGCC- Original
ATTGAGCC - Mutated
The example above is an example of a

Back

Deletion -Frameshift

Front

Dr. Smith's parents have normal hearing. However, Dr. Smith has inherited a form of deafness. Deafness is a recessive trait associated with the abnormal allele (d). The allele for normal hearing is (D). What could be Dr. Smith's parents' genotypes?

Back

Dd and Dd

Front

What percentage of the female offspring will be a carrier for this recessive disease?

Back

50%

Front

Example of homozygous dominant: Jj, Rr, MM, ee

Back

MM