There have been multiple standpoints on this topic, many have had <span>Bibliographic Entries from well known biologist that have states DNA strands range from 2 meters (6 feet) to 3 meters. All in all, it would probably be 2 - 3 meters</span>
I’m not sure about 1 but 2 is D and 3 is A
Answer:
Explain the terms “criteria” and “constraints.” Criteria are things the design needs to do in order to be successful--its requirements. Constraints are limitations on the design. These may be materials available, the cost of the materials, the amount of time they have to develop the solution, etc.
Design criteria are the explicit goals that a project must achieve in order to be successful. ... Design criteria can be divided into primary and secondary criteria. Primary criteria are those that constitute a successful project; the project will be unsuccessful if it does not meet these goals.
Answer : Option B) Cell theory has been unchanged for many decades and as a result can be accepted as fact.
Explanation : As cells are basic units of life and all the living beings are made up of cells, this was correctly defined by the cell theory. This theory is since its discovery not changed for many decades and is widely accepted as a fact too.
Sonar sends sound waves to the bottom that bounce back and tell the machine how far away the object is based on how long it takes for the sound wave took to come back.