Answer:DNA helicases are essential during DNA replication because they separate double-stranded DNA into single strands allowing each strand to be copied. During DNA replication, DNA helicases unwind DNA at positions called origins where synthesis will be initiated.
Explanation:
The stabilization of a radioactive parent element into a stable daughter element occurs through the process of radioactive decay. The unstable atomic parent emits radiation and loses its energy. This leads to the formation of a daughter element, which is less radioactive or is stable.
The answer would be C. 23rd set
The answer is sensory neuron. There are three types of neurons & their
functions
Sensory neurons - carry impulses from
the sense organs to the spinal cord & brain
Inter neurons - connect sensory and
motor neurons and carry impulses between them
Motor neurons - carry impulses from
the brain and spinal cord to muscles & glands.
Answer:
A, C
Explanation:
mucus acts as a barrier! all of the other things mentioned (D and E) are caused by white blood cells.