It might knock the old theory away completely because all of the new knowledge doesn't support the theory or it could change it because some of the new information supports the old stuff.
A dichotomous key is defined as a biological tool for identifying unknown organisms to a particular taxonomic level. It is constructed with many levels and series of couplets.
So, by observing the given dichotomous key, it is concluded that the correct answer is Option A- Organism X and Z have at least one observable trait in common in this dichotomous key.
Answer:
Cancer is caused by changes to certain genes that alter the way our cells function. Some of these genetic changes occur naturally when DNA is replicated during the process of cell division. But others are the result of environmental exposures that damage DNA.
The Gutenberg Bible was the first major book printed using mass-produced movable metal type in Europe.
Hope this helps!
Enzymes are a type of protein that aid in which of the following processes?
- cellular signaling and regulation
- transport across the cell membrane
- the breakdown of food molecules
- all of these
I think you forgot the answer choices. Is this your question?
If so, it is <u>D) all of these. </u>Enzymes aid in all kinds of microbiological processes, including cellular signalization, regulation and transportation - in addition to the breakdown of nutrients.