Bio 93 Final Practice Exam 2 Questions and
Answers with Verified Solutions | Latest
Updated 2026
1. What statement about bicoid D
and
Bicoid is TRUE in Drosophila (fruit
flies)?
A. Bicoid is produced in a sperm
cell
B. bicoid is a morphogen and
Bicoid
is a maternal effect gene
C. bicoid triggers differentiation of
structures on the left side of the
body
D. Bicoid is most concentrated at
the
anterior side of the embryo
, 2. One mechanism by which B
genetic
variability is generated during
Meiosis is during crossing
over. This occurs
_________________.
A. during Meiosis I between sister
chromatids
B. during Meiosis I between non-
sister chromatids
C. during Meiosis II between sister
chromatids
D. during Meiosis II between non-
sister chromatids
Answers with Verified Solutions | Latest
Updated 2026
1. What statement about bicoid D
and
Bicoid is TRUE in Drosophila (fruit
flies)?
A. Bicoid is produced in a sperm
cell
B. bicoid is a morphogen and
Bicoid
is a maternal effect gene
C. bicoid triggers differentiation of
structures on the left side of the
body
D. Bicoid is most concentrated at
the
anterior side of the embryo
, 2. One mechanism by which B
genetic
variability is generated during
Meiosis is during crossing
over. This occurs
_________________.
A. during Meiosis I between sister
chromatids
B. during Meiosis I between non-
sister chromatids
C. during Meiosis II between sister
chromatids
D. during Meiosis II between non-
sister chromatids