Answer:
Geotropism is the influence of gravity on plant growth or movement. Simply put, this means that roots grow down and stems grow up. ... In this case, the stimulus is gravity. Upward growth of plant parts, against gravity, is called negative geotropism, and downward growth of roots is called positive geotropism.
Explanation:
There is still no accurate explanation as to why
the thyroid glands enlarge during goitre. It occurs more frequently in women
than in the opposite sex. They are mostly harmless but it is advisable to see a
doctor once there is a sign of a lump.
<span>The backbone of a nucleic acid is made up of alternating sugar and phosphate molecules bonded together.
Hope This Helps...</span>
Some molecule can pass through but others cannot because they are too large to pass through. This is also called selective permeability.
5 is C -- mutation.
I can't read all of 6-- sorry!