C because the paragraph
---"The internet does not claim to operate by any particular ethical standards, still less high ones. Some have called it a ‘wild west’ but I would prefer to use the term ‘ethical vacuum’,” he wrote.
----"Bloggers and others who write on public topics can act with impunity, he states. Newspapers, however, already have ethical codes and promise a quality product. "
Answer
The phrase internet is used in both paragraphs which is related to technology.
c
Answer:
c.
Explanation:
They work by killing the bacteria or slowing down its growth, they achieve this by attacking places like the wall or coating the surrounding bacteria.
Answer: If one is constructing a phylogeny of reptiles using DNA sequence data of birds, mammals, amphibians or fish, the suitable outgroup to be used are mammals due to the time of divergence from other group of organisms.
Explanation: Phylogeny is used to determine evolutionary relationship between items or organisms. A phylogenetic tree is a graphical illustration of phylogenetic relationship. In phylogeny, an outgroup represent an organism that is more distantly related to other group of organisms.
In a phylogenetic tree, outgroup stands alone. It shows that the time of divergence of that particular organism is far from other group of organisms. Outgroup is used to root a tree and sometimes represent a group that is more ancestral on a tree.
It should be noted that differences in the DNA sequences of the organisms under consideration will determine which organism will serve as the outgroup.
Answer:
C.) Advanced or complex species
Answer:
The average conversion energy from producers to primary consumers is b. 10%.
Explanation:
This percentage actually holds true for all transfer of energy at any trophic level in the food chain. Majority of the energy loss can be attributed to metabolic processes that give off heat and other forms of energy. It is important to note that energy cannot be created nor destroyed, it is simply transformed from one form to another.
