Biology, 15.01.2021 21:10 makaylaspeaks4787
Nanci's teacher asked her to make a model to show how the planets circle the Sun, Nandi chooses to make paper cutouts of
the planets. She hangs each one from the ceiling,
What is wrong with Nanci's model?
A)
It cannot show how the planets move,
B)
It cannot show that planets are round.
It cannot show the correct order of the planets,
D)
It cannot show the different sizes of the planets,
Answers: 2
Biology, 21.06.2019 23:30
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
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10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii
Answers: 1
Biology, 22.06.2019 11:30
According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes
Answers: 3
Nanci's teacher asked her to make a model to show how the planets circle the Sun, Nandi chooses to m...
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