Please help me... The advantages of soaking pineapple slices in a concentrated sugar solution compared to storing fresh pineapple ​

The kidneys, ureter, bladder, and urethra the body maintain homeostasis through the process of a. excretion b. specialization c. respiration d. digestion

Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow

We all have different forms of genes from our parent(s).what are these different forms called? a. alleles b. characters c. dna d. resources