Question

What is an example of disruptive selection?(1 point)
Responses

Birds with medium-sized beaks are less successful than those with either small or large beaks.
Birds with medium-sized beaks are less successful than those with either small or large beaks.

A mutation leads to new traits in a population.
A mutation leads to new traits in a population.

Predators select prey based on their size.
Predators select prey based on their size.

A disease eliminates a specific genotype.
A disease eliminates a specific genotype.
Question 15
Transitional fossils provide evidence of:(1 point)
Responses

Artificial selection
Artificial selection

Unchanging populations
Unchanging populations

Common ancestry between species
Common ancestry between species

Genetic drift
Genetic drift
Question 16
What type of environment is most likely to preserve fossils?(1 point)
Responses

Sedimentary rock
Sedimentary rock

High mountain ranges
High mountain ranges

Volcanic landscape
Volcanic landscape

Dry desert
Dry desert
Question 17
Fossils help scientists understand:(1 point)
Responses

Gene flow
Gene flow

Genetic mutations
Genetic mutations

Patterns of extinction and adaptation
Patterns of extinction and adaptation

The complete ancestry of all species

Answer 1

Here are the answers to your questions:

**Question 14: What is an example of disruptive selection? (1 point)**
Response: **Birds with medium-sized beaks are less successful than those with either small or large beaks.**

**Question 15: Transitional fossils provide evidence of: (1 point)**
Response: **Common ancestry between species.**

**Question 16: What type of environment is most likely to preserve fossils? (1 point)**
Response: **Sedimentary rock.**

**Question 17: Fossils help scientists understand: (1 point)**
Response: **Patterns of extinction and adaptation.**