An allele whose trait always shows up in the organism is called the answer is dominant allele.
The answer is B. By polluting near by streams with pesticides and herbicides
Humans Come From A Guy Sperm It Goes Into The Females Egg
Answer:
Humans have 23 pairs of chromosomes--22 pairs of numbered chromosomes, called autosomes, and one pair of sex chromosomes, X and Y. Each parent contributes one chromosome to each pair so that offspring get half of their chromosomes from their mother and half from their father.
Explanation:
(Sorry, I'm not sure)