The body shape of a dolphin and a tuna are ____
a. homologous structures
b. comparative structures
c. analogous structures
d. repetitive structures
e. vestigial structures
ANSWER: c
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Four of the five answers listed below are differences between archaea and bacteria. Select the exception
a. cell wall components b. membrane components c. ribosomal RNA sequences d. DNA nucleotides e. DNA and histone organization
Which of the following is not a mechanism of differentiation?
A) induction B) inhibition C) apoptosis D) positional information
Which of the following domains contains the common advanced plants and animals and fungi?
A) Archaea B) Bacteria C) Plantae D) Fungi E) Eukarya
The physical characteristics an organism possesses that are used to describe, classify, and categorize the organism by appearance are referred to as its_________.
A) phenotype B) genotype