Which animals are the oldest vertebrate fossils?
A) amphibians with no jaws
B) fish wi...
Biology, 05.05.2020 01:50 romanlittlewood
Which animals are the oldest vertebrate fossils?
A) amphibians with no jaws
B) fish with no jaws
C) amphibians with soft jaws
D) fish with bony jaws
Answers: 3
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Match the description of each organism to the appropriate category
Answers: 2
Biology, 22.06.2019 05:30
Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !
Answers: 1
Biology, 22.06.2019 08:30
What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons
Answers: 1
Biology, 22.06.2019 12:30
When rutherford performed his metal foil experiment, he was surprised that most of the alpha particles
Answers: 1
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