If a single mutation turns off the growth of some pairs of legs within an organism, what's most likely affected? a) a duplicated gene b) a deleted gene c) a home gene d) a substituted gene?

2points what is the term for a female reproductive cell? a. egg b. chromatid c. allele d. fertilization

The intervention of extraterrestrials has been used to explain the bermuda triangle, a region of the atlantic ocean where ships and planes are frequently lost, leaving no evidence behind. how would this explanation best be characterized?

What is the problem in this article? what solution does the article propose?