B: nucleus, mitochondria, cell membrane
c and d both have chloroplasts which are unique to plant cells
a is wrong because only plant cells have cell walls
 
        
             
        
        
        
Answer:
Taxonomy- The science of naming and classifying organisms based on structural comparisons and genetic evidence. 
Explanation:
 
        
             
        
        
        
Answer; 
Decision making and emotion; memory and visual processing
Explanation;
Cingulate Cortex  is a subcortical structure above the corpus callosum. its anterior (Forward) segment participates in decision making and emotion, and its posterior (rear) segment participates in memory and visual processing. 
-The forward 2/3 of this structure, the ACC: anterior cingulate cortex- participates along with the hypothalamus in the control of the autonomic nervous system (also roles in decision making, emotion, anticipation of reward, and empathy)
The rear third, PCC: Posterior cingulate cortex participates in memory and visual processing.
 
        
             
        
        
        
Answer:
Stars form large groupings
Explanation:
A large group of stars that have a common origin and are gravitationally bound for some length of time is called star clusters. Star clusters provide a way to study the ages of stars and stellar evolution. There are two categories of star clusters i.e. galactic clusters, and globular clusters.
Out of the given options, we can say that the correct option is (b) "Stars form large groupings".