Answer:
The answer is A. It is expensive to produce and transport
Explanation:
 
        
             
        
        
        
There are five major types of infectious agents: bacteria, viruses, fungi, protozoa, and helminths. In addition, a new class of infectious agents, the prions, has recently been recognized
        
                    
             
        
        
        
Answer:
Memory consolidation
Explanation:
Short term memory is stored in the brain for relatively short period of time especially for few minutes. Long term memory is stored in brain for long period ( years or lifetime).
Short term memory can be converted into the long term memory by association, rehearsal and involved with emotional state. Memory consolidation is the process of learning new things and store them in previously stored memories. Hence, memory consolidation does not increase the conversion of short memory to long term memory.
Thus, the correct answer is option (1).
 
        
             
        
        
        
Answer:
Determine whether the trait is dominant or recessive. If the trait is dominant, one of the parents must have the trait. Dominant traits will not skip a generation. If the trait is recessive, neither parent is required to have the trait since they can be heterozygous.
Explanation:
 
        
             
        
        
        
The answer is A.Sperm and eggs