I dont get this bio please help.....
3. A mutation in which a single base is added or deleted from DNA is called
a. a frame shift mutation
b.a point mutation
c. translocation
d. nondisjunction
7. Many chromosome mutation result when chromosomes fail to separate properly during
a. mitosis
b. meiosis
c. crossing over
d. linkage
9. mutations that occur at random are caqlled
a.spontaneous mutations
b.nonspontaneous mutations
c. nonrandom mutations
d.environmental mutations
2007-03-26 08:25:26 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Biology
1.B, 7.A, 9.A
2007-03-26 08:37:46 · answer #1 · answered by holykrikey 4 · 1⤊ 0⤋
answer for number 3...
A frame-shift mutation.
Source: http://en.wikipedia.org/wiki/Frameshift_mutation
2007-03-26 08:42:39 · answer #2 · answered by daffodil 1 · 0⤊ 0⤋
3.a
7.c.
9.a
2007-03-26 09:01:28 · answer #3 · answered by rara avis 4 · 0⤊ 0⤋