B. Both Technicians A and B wrong answer
C. Technician A only
D. Neither Technician A nor B
p.s "both"is wrong
Answer:
C. Only tech A is correct
Explanation:
Oil control rings are designed differently than compression rings. A typical oil control ring consists of three separate pieces: two very thin metal rings called scrapers, and a spacer ring called an expander placed in the groove between them.
Here are the main theories of the cell theory.
1. All living organisms are composed of one or more cells.
2. The cell is the basic unit of structure and organization in organisms.
3. Cells arise from pre-existing cells.
cell theory states that the cell is the basic unit of living organisms. Before the discovery of the cell, people were unaware that living organisms were made of building blocks of cells
B.They all contain the same DNA but they express different genes.
C.They can turn into whatever type of cell your body needs to ensure survival.
D.Each cell can perform various functions for maximum efficiency.
E.There are no more than 200 types in the body or else there would be too many to maintain.
Answer:
B
Explanation:
All cells contain the same DNA, but there regulators that control which genes are expressed in the cell