Comparative Anatomy

Humans, birds, whales, and lizards all have similar arm bones. What is the reason for

this?

• a. The

  function of these bones is the same in all animals.

• b. They live in similar environments

• c. All organisms resemble humans.

• d. They

  have a common ancestor.

Tags

NGSS.MS-LS4-2

Which of the following pieces of evolution evidence deals with comparing similar

structures in various species?

• A. fossil record

• B. comparing anatomy

• C. comparing biochemistry

• D. comparing embryology

Tags

NGSS.MS-LS4-2

Notice the similarities of

a shark and dolphin. If these similarities developed by common life

experiences and not by common ancestry, which of the following vocabulary

words would best describe them?

• a. Vestigial Organ

• b. Analogous Structures

• c. Homologous Structures

• d. Embryological Similarities

Tags

NGSS.MS-LS4-2

The forelimbs of vertebrates are similar in terms of number of bones

and the orientation of bones. Which best describes how comparing homologous

structures provides evidence of evolution?

• A. The genes for the body plan and forelimb layout were present in a common ancestral species vertebrates share, thus passed onto all vertebrates.

• B. Similar anatomical structures show how animals adapt to changing environments.

• C. Homologous structures show that different species evolve at different rates.

• D. Homologous structures don’t actually provide evidence for evolution.

Tags

NGSS.MS-LS4-2

Which of the following statements about humans and nonhuman animals is INCORRECT?

• A. Animals are complex, social, and compassionate creatures with the ability to sense discomfort in the same way as humans do.

• B. Eating, sleeping, thinking, and communicating

  are all activities that humans and animals share.

• C. Psychological and emotional similarities exist between humans and nonhuman animals.

• D. The anatomical structures of humans and

  nonhuman animals are similar.

Tags

NGSS.MS-LS4-2