I believe we obtain the cells of our test subject from DNA testing.
Answer:
1) A mutation appeared in one weed plant that made that weed not susceptible to the herbicide ( B )
2) The weed will survive long enough to reproduce ( B )
Explanation:
1) The most likely reason the weed remained is : A mutation appeared in one weed plant that made that weed not susceptible to the herbicide
The weed plant must have undergone some mutation in order to be resistant to the herbicide which would kill the weed before now
2) The most likely thing that will happen if the weed stays in place in that farm is : The weed will survive long enough to reproduce
The trait or mutation of the weed cannot just spread to other weeds nearby it can only spread by reproducing more weeds of same mutation
Answer:
Muscles continually align themselves vertically to help maintain posture.
The correct answer is option a, that is, sedimentary rock.
There are three main kinds of rock on Earth: igneous, metamorphic, and sedimentary.
The sedimentary rock envelopes about three-quarters of the land on the surface of the Earth. However, sedimentary rock forms only about 5 percent of the top 16 kilometers of the crust of the Earth. The other 95 percent comprises of metamorphic and igneous rocks.
Sedimentary rock is malleable of the three kinds of rock. Thus, it is the quickest to erode.