NGSS.MS-LS4-3

In stage 2 (middle row) fish embryos _________

• are very different bird and mammal embryos.
• are still very similar to bird and mammal embryos.
• show arm and leg buds.
• are the only embryos with tails.

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NGSS.MS-LS4-3

In the the third embryonic stage (bottom row), mammal embryos _____

• have more characteristics in common with each other than with reptiles or birds.
• are still hard to tell from reptiles and birds.
• have the same features as fish, reptiles, and birds.
• do not have tails.

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NGSS.MS-LS4-3

An organism that hasn't been born or hatched yet is called a________.

• alien
• ember
• embryo
• planet

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NGSS.MS-LS4-3

When vertebrates are in the early stages of development (an embryo) they all possess....

• gill slits and tails

• backbone and hands

• hands and feet

• tongue and mouth

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NGSS.MS-LS4-3

Which is best shown that two species evolved from a common ancestor?

• They are found in the same part of the world

• They eat the same types of food

• Their embryos develop in a similar way

• They have the same predators and parasites

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NGSS.MS-LS4-3

Which of the following pictures BEST describes stage X in the developmental stages of the organism in the image?

• A

• B

• C

• none of the images

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NGSS.MS-LS4-3

The illustration compares the early and late development of embryos of a fish, a pig, and a human. What feature is present at the early development stage but present in only one animal at the late development stage?

• Eye

• Tail

• Gill Slits

• Backbone

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NGSS.MS-LS4-3

The more similar the stages of embryonic development, the more likely that organisms share ____________

• a common ancestor.
• embryos.
• eggs.
• embryology.

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NGSS.MS-LS4-3

In the the third embryonic stage (bottom row), mammal embryos _____

• have more characteristics in common with each other than with reptiles or birds.
• are still hard to tell from reptiles and birds.
• have the same features as fish, reptiles, and birds.
• do not have tails.

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NGSS.MS-LS4-3

What is suggested by the similary of early embryos of different species of vertebrates?

• No evolutionary relationship between the groups

• A recent common ancestry

• Similar environments in the past

• Evolution from a distant common ancestor

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NGSS.MS-LS4-3