B is correct.
<u>The cytoskeleton is responsible for cell shape. Scaffolding in general means a structure providing support. They build scaffolding to provide structural support during cell division and compartmentalize parts of the cell.</u>
I believe it would be Rhizobium bacteria
Answer:
I would say it's pectin secondary cell, but don't trust my word
Answer:
An adaptation can be viewed as a trait that emerged and developed for a certain condition so as to increases the organism changes of survival or fitness.
For a trait to be called adaptive, it must have had a positive influence but not majorly a trait that develops in reaction to a certain selection pressure.
Categorically, a trait is seen as adaptation if it is the aftermath of selection, and adaptive if it is of favourable influence at the existing time.