Answer:
Alleles
Explanation:
In diploid organism, genes occur in pairs on chromosomes and such pairs are referred to as allelic pairs. An allele is an alternative form of the same gene that controls the development of a pair of contrasting genes. The genetic constitution of an organism is known as genotype while its phenotype refers to a set of observable characteristics of an organism which are an expression of an individual genotype.
 
        
                    
             
        
        
        
Answer:
A
Explanation:
It allows the cell to control what materials enter and leave. 
 
        
             
        
        
        
One result is that the ovaries would be unable to produce oocytes (eggs) for fertilization hence the woman would be unable to conceive. Another is that the woman would have an abnormal menstrual cycle due to abnormalities in the production of estrogen and progesterone by the ovary.
        
                    
             
        
        
        
The proposed kingdom of euglenozoa includes protists with one or two flagella emerging from an anterior pocket
This flagella give them the ability to swim/moved throughout the water where they usually live
hope this helps