Answer:
the answer is choice 2
Explanation:
plateaus are flat on the top I believe, and answer 2 has a flat top
Hope this helps :)
Answer:
The wall of an artery consists of three layers. The innermost layer, the tunica intima (also called tunica interna), is simple squamous epithelium surrounded by a connective tissue basement membrane with elastic fibers.
Explanation:
Answer:
Less energy is available to the upper trophic levels.
The right answer is A mutation.
Alteration of the genetic material (DNA or RNA) of a cell or virus that causes a change in certain traits due to the inheritance of this genetic material from generation to generation.
Abnormal modification of the DNA of a gene, either spontaneously during cell division, or under the influence of external agents called mutagens. This gene is modified to be transmitted to the daughter cells. Some mutations have no effect on the cell. Others are the first step in a long process of cancerization.
Rare are the mutations that are beneficial.
Answer:
The second law of Thermodynamics.
Explanation: This is because the law states that when energy is transferred (or transformed), more and more of it is wasted. Like powering a computer, the energy get's lower, and lower as it uses itself to power on the machine.