Biology, 14.05.2021 21:30, lydia1melton
Which two factors could lead to the evolution of a species over time?
A: overproduction of offspring and no variation
B: changes in the genes of body cells and extinction
C: struggle for survival and fossilization
D:changes in the genes of sex cells and survival of the fittest
Answers: 2
Biology, 22.06.2019 08:30, mariaaalopezz
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 18:00, baileypreston311
The diagram below shows the layers of a rock having a trilobite: a rock column labeled rock is shown. the column has three layers. the bottommost layer of the rock has one shaded rhomboid shape, the middle layer has a rhombus with a diagonal along with two identical organisms marked as, trilobite, in the key, the top layer has two semicircles. a key is shown on the right side of the diagram. the shaded rhombus is marked as a, the rhombus with the diagonal is marked as b, the semicircle is marked as c which statement about the rock fossils is true?
Answers: 2
Biology, 22.06.2019 20:00, yasminothman02
Where does the citric acid cycle take place in eukaryotic cellular respiration?
Answers: 3
Which two factors could lead to the evolution of a species over time?
A: overproduction of offsprin...
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