Overproduction
Most species produce more offspring than can survive.
Competition
Since living space and food are limited, organisms must compete for the necessities.
Variation
Differences between individuals in a population.
Adaptations
Any kind of inherited trait that improves an organism's chances of survival.
Natural selection
The environment selects organisms with optimal traits to be the parents of the next generation.
Speciation
Over many generations, favorable adaptations accumulate and may result in a new species.
        
             
        
        
        
C. <span>When water in a lake freezes, it floats, providing insulation for organisms below.
This </span> best describes an effect of the low density of frozen water in a lake.
        
                    
             
        
        
        
The answer to this question would be: risk taking
In this case, the nurse <span>finds that one of the prescribed drugs is redundant and notifies the primary healthcare provider. To recognize the drug as redundant the nurse should have read some source about that drug. The nurse notifies the primary health care in hope to changes the medication. It was a risk-taking attitude since that means the nurse willing to take the risk to implement the knowledge.</span>
        
             
        
        
        
Answer: fossils are remains of dead or extinct animals/plants
 
        
                    
             
        
        
        
Not all mixtures are solutions. It has to be a special homogeneous bond mixture composted of two or more substances