The unusual nature of viruses (behaving as living organisms while within them, but becoming inert while isolated) has caused scientists to consider the possibility that:
A) viruses may be considered a kind of life.
B) the ability to breathe may need to be added to the definition of life.
C) the ability to evolve or mutate should be added to the definition of life.
D) the ability to grow should be added to the definition of life.
E) the definition of life may be more complex than a simple check list.
E
You might also like to view...
In an electrochemical cell, there is a tin electrode in a molar solution of Sn2+ ions and an iron electrode in a molar solution of Fe2+ ions.
(a) What reactions occur at the two electrodes? (b) What voltage is developed in the cell? (c) What is the Gibbs free energy change per mole of ions involved in the reaction?
Consider a two-body system of the Earth orbiting the Sun. The center of mass would be located near the _________
a. Sun b. Earth c. Moon d. midway point
The critically bound universe, with omega = 1, is saddle shaped
Indicate whether the statement is true or false
The electric potential at a distance of 4 m from a certain point charge is 200 V relative to infinity. What is the potential (relative to infinity) at a distance of 2 m from the same charge?
A) 200 V B) 50 V C) 400 V D) 100 V E) 600 V