Chapter 10: Evolution

diploid zygote

The ________ contains twice the normal number of chromosomes when a spermfertilizes an egg.

Homogeneous structures

________ may look different, but they will look the same in pattern.

Natural selection

________ may favor different characteristics in the two populations if the environment is different.

Neutral variation

________ can be seen in the creation of fingerprints, which are created by ridges on fingers.

Favorable traits

________ accumulate in the population, which leads to evolution.

Gene frequencies

________ may change due to chance when there are forces that strike individuals randomly.

Darwin finches

Who were described at the beginning of the chapter? Answer with a single words or term.

Soot

________ killed the pollution- sensitive lichens, exposing the dark tree bark below.

major step

The ________ leading to the origin of life is the part of the question that corresponds to it.

Humans

________ introduced rabbits to Australia.

geographic barrier

A(n) ________ separates a population into groups.

Monomers

What are combined to form something? Answer with a single words or term.

Darwin

________ proposed natural selection as the mechanism for evolution.

primordial seas

The ________ consisted of water and minerals.

Genetic drift

________ can cause allele frequencies to change.

Borders

________ formed in the same way as conjugates aggregate to form conjugates and form conjugates and form conjugates and form conjugates and form conjugates and form conjugates and form conjugates and form conjugates and form conjugates and form.

Polyploidy

What is common in plants? Answer with a single words or term.

Diagrams

________ can be used to supplement your answers, but a(n) ________ alone is not adequate.

organic molecule

What was isolated into the Protobionts? Answer with a single words or term.

Colonization

________ followed by competition promoted speciation.

Gene flow

________ occurs when individuals emigrate or bring alleles into the population.

speciation event

A(n) ________ occurs in a single generation.

insect wings

What are similar structures? Answer with a single words or term.

monoculture

A(n) ________ is extremely susceptible to changing environmental conditions and has no genetic variation.

colonization of Australia

The ________ began with a single ancestral species.