Chapter 11 Lesson 1 What defines an Animal?

Which of the following is a characteristic of ALL animals?

• No defined shape

• No specialized cells

• Multicellular and eukaryotic

• Single-celled and prokaryotic

What is the characteristic protein found in animal cells?

• Melanin

• Hemoglobin

• Collagen

• Keratin

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NGSS.MS-LS3-1

*CHALLENGE* Which phylum includes animals with radial symmetry?

• Phylum Echinodermata

• Phylum Chordata

• Phylum Arthropoda

• Phylum Annelida

What kind of symmetry does a jellyfish have?

• No symmetry

• Bilateral Symmetry

• Radial Symmetry

• Asymmetry

What is the molecular classification used for animal classification?

• Enzymes and hormones

• DNA, RNA, and proteins

• Carbohydrates and nucleic acids

• Proteins and lipids

If an animal is an invertebrate, what does it NOT have?

• A head

• A backbone

• Symmetry

• Arms

What do animals get when they eat other organisms?

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NGSS.MS-LS1-7

NGSS.MS-LS2-3

Animals reproduce in what way?

• Sexually

• Asexually

• By spawning

• By breaking off part of their fur

What does a vertebrate have?

*CHALLENGE* Which phylum do humans fall under?

• Arthropoda

• Annelida

• Arachnid

• Chordata