I’m pretty sure it’s physical
Answer:
c. When a rose bush cell divides, it copies its parts then divides into two cells <em><u>and</u></em>
d. The bacterium was formed when another bacterium divided
Explanation:
C is correct because the cells inside are part of a larger being (the rose bush), when they divide they are simply creating more cells (hence making the rose bush grow).
D is correct because bacterium are <u>unicellular</u> organisms, meaning they are themselves single cells that are organisms, unlike the rose bush consisting of many cells.
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C. When exposed to antibiotics, most bacteria in a population die but some survive and live to reproduce.
Answer:
The principle behind both types of solar panel – solar photostatic (PV) and solar thermal – is the same. They absorb raw energy from the sun and use it to create usable energy. In solar PV systems this is through the creation of electricity, whereas thermal systems are used directly for heating water or air.
Answer:
Insecticide DDT(dichlorodiphenyltrichloroethane) have a very harmful effect on the stimuli because it can not be broken down by decomposers such as bacteria and fungi and remain on the surface for a long period of time.
Explanation:
This insecticide is used for controlling pest population in the field but now it is banned around the world due to its harmful effects on humans and other living organisms. This chemical is non biodegradable i. e. cannot be decompose into simpler substances by the action of bacteria and fungi and causes chronic diseases in humans.
