By definition, if the DNA of a cell undergoes a spontaneous mutation, is not due to <u>exposure to radiation.</u>
<u></u>
Spontaneous mutations are derived from various sources, which include mistakes made all through the replication of undamaged template DNA, mutagenic nucleotide substrates, and endogenous DNA lesions.
Spontaneous mutation, also referred to as background mutation can be defined as genetic modifications that arise inside the absence of mutagens and haven't any recognized reason.
It is able to result from sports of a normal cellular, including mistakes or errors during DNA replication.
Learn more about mutations here: brainly.com/question/17031191
#SPJ4
<u></u>
<u></u>
The fact that the two strands of DNA are complementary <span />
Answer:
Cell----- Tissue----- Organ---- Organ system
Explanation:
All living organisms are made up of cells. However, multicellular organisms contains many different kinds of cell, which are required to perform certain roles that will be of utmost benefit to the organism as a whole. The level of organization of life follows an hierarchical classification.
As earlier stated, CELLS are the simplest unit of every living organism. Cells that come together to function in a similar role are called TISSUES. Tissues that work together collectively form an ORGAN. Organs that perform similar functions to achieve a similar goal are called the ORGAN SYSTEM. The different systems in a multicellular organism makes up the whole ORGANISM.
Hence, Cell----- Tissue----- Organ---- Organ system is the organized level of organization from the smallest (cell) to the largest (organ systems).
Answer:
D) a scientific journal about chemistry and a biography of a famous chemist
