Biology, 28.01.2020 11:31 Poohpooh6667
According to stenos principle of superposition, where can the younger layers of rocks be found?
(a) at the bottom
(b) at the top
(c) anywhere
(d) in the middle
Answers: 3
Biology, 21.06.2019 12:40
After hydrogen and oxygen, witch element makes up almost all of the most common substance in your body
Answers: 2
Biology, 22.06.2019 07:30
Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables
Answers: 3
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
Biology, 22.06.2019 12:30
If a cell is placed into a hypertonic environment,what will happen to it ? a)it will shrink or shrivel b)nothing c)it will burst d) it will expand or enlarge
Answers: 1
According to stenos principle of superposition, where can the younger layers of rocks be found?
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