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The first vertebrates to evolve were _____ Choose one answer. a. lancelets. b. tunicates. c. amphibians. d. fishes.
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Asked 5/11/2010 6:01:50 PM
Updated 6/11/2020 9:08:25 PM
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User: The first vertebrates to evolve were _____ Choose one answer. a. lancelets. b. tunicates. c. amphibians. d. fishes.

Weegy: C
Expert answered|goldgoddess|Points 1051|

Question
Asked 5/11/2010 6:01:50 PM
Updated 6/11/2020 9:08:25 PM
1 Answer/Comment
This conversation has been flagged as incorrect.
Flagged by Jozeal [6/11/2020 9:07:30 PM]
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The first vertebrates to evolve were: Amphibians.
Added 6/11/2020 9:08:25 PM
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Questions asked by the same visitor
Which of the following includes a plant embryo, a food supply, and a protective covering? Choose one answer. a. spore b. pollen grain c. seed d. gametophyte
Weegy: Seed includes a plant embryo, a food supply, and a protective covering. (More)
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Expert Answered
Updated 3/8/2019 9:59:05 PM
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An arthropod is vulnerable to predators during the molting period because _____ points:1 Choose one answer. a. predators are more numerous during this period. b. molting cannot occur without the assistance of predators. c. it must come out of hiding to molt. d. its new exoskeleton is soft.
Weegy: C is the correct answer. (More)
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Expert Answered
Updated 2/28/2019 8:47:23 PM
1 Answer/Comment
An arthropod is vulnerable to predators during the molting period because its new exoskeleton is soft.
Added 2/28/2019 8:47:23 PM
This answer has been confirmed as correct and helpful.
The easiest way to tell whether an arthropod is an insect or a spider is to _____ points:1 Choose one answer. a. count its antennae. b. measure the length of its body. c. observe its color. d. count its legs.
Weegy: The easiest way to tell whether an arthropod is an insect or a spider is to count its legs. (More)
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Expert Answered
Updated 2/28/2019 8:47:50 PM
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What does molting enable arthropods to do? Choose one answer. a. to eat b. to reproduce c. to grow d. to breathe
Weegy: Molting enables arthropods to grow. (More)
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Updated 2/28/2019 10:37:10 PM
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Animals that do not have backbones are called _____. User: Which modern-day arthropods are most similar to fossil trilobites? _____ points:1 Choose one answer. a. dragonflies b. horseshoe crabs c. fiddler crabs d. praying mantises
Weegy: invertabrates (More)
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Expert Answered
Updated 2/2/2014 11:51:55 AM
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Animals without backbones are called invertebrates.

Added 2/2/2014 11:51:55 AM
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