This is the normal nucleotide sequence on a dna strand:
a—c—t—g—g—a—t
what is a substitution?

select one:
a.
a—c—t—g—c—g—a—t

b. a—c—t—g—a—t
c. a—g—t—g—g—a—t
d. a—c—u—g—g—a—u

Afamily has a y-linked disease that affects the father. what is the chance of a male offspring inheriting the same disease? oa. 100% ob. 50% oc. 25% d. 0%

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Everything that surrounds a particular organism