module 4

Question 1

Define homologous chromosomes

Answer 1

• a pair of chromosomes with the same genes but different alleles
• the line up together in metaphase 1

Question 2

Define phylogenetic classification system

Answer 2

Arranges species into groups based on their evolutionary origins and relationships

Question 3

Define hierarchy

Answer 3

Smaller groups [taxa] are placed within larger groups, with no overlap

Question 4

Define biodiversity

Answer 4

• The variety of different species
• the variation within a species
• variation of cell types
• within a single multicellular organism

Question 5

Define genome

Answer 5

• complete set of genes in a cell

Question 6

Define proteome

Answer 6

• full range of proteins that a cell is able to produce

Question 7

Define genetic diversity

Answer 7

• number of different alleles of genes in a population

Question 8

Define species richness

Answer 8

• measure of the number of different species in a community

Question 9

Define index of diversity

Answer 9

• relationship between number of species in a community
• and the number of individuals in each species