Algae are green plants. The figure below shows the number of algae in a lake in the United Kingdom during
one year.
number of
algae
Jan
Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec
month
Explain the changes in the number of algae in the lake from February to June (3)
ANSWER​

Kindly check explanation

Explanation:

According to the graph given the number of algae is represented on the y axis while the month of the year is represented on the x - axis of the graph. The change in the number of algae from February is clearly depicted by an upward slope along the y-axis which means that there is continous increase in the Number of algae in the lake during this period, that is between February to June . It could also be seen that around June the optimal number of algaae is achieved as the number of algae tend to fall as we move beyond June.

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."