MOCK-1PAPER-1 Cambridge AS
5
Two conversions are outlined below.
NH. NHS
CH → CHE
What similar feature do these two conversions have?
A alone pair of electrons in the product
B change in oxidation state of an element
c decrease in bond angle of the species involved
D disappearance of a x bond

a. a clone will be physically identical to the original, but won’t be genetically identical

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well in order to answer this question you have to provide more information < 3

the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.

smooth muscle is composed of involuntary muscles found within the walls of organs and structures such as the esophagus, stomach, intestines, and blood vessels. those muscles push materials like food or blood through organs. unlike skeletal muscle, smooth muscle can never be under your control.