Answer:
the answer to that is,(c) they are unspecialised
Answer:4
Explanation:
Total number of marbles:5
Number of red marbles:6
6/15=2/5=0.4
0.4x100 = 40%
Answer: Roots of trees need oxygen.
AMINO ACIDS, because it is the monomer of Protein..
Acquired mutations occur at some time during a person's life and are present only in certain cells, not in every cell in the body. These changes can be caused by environmental factors such as ultraviolet radiation from the sun, or can occur if an error is made as DNA copies itself during cell division. Hope this helps ;)