14 – 24 UPDATED ACTUAL Questions and
CORRECT Answers
Genes are defined as - CORRECT ANSWER Sequences of DNA that encode proteins
Dominant refers to the: - CORRECT ANSWER Allele that masks the expression of
another allele
Recessive refers to the: - CORRECT ANSWER Allele expression that is masked
Humans that possess two X chromosomes are; - CORRECT ANSWER Female
Check all that apply, The trait for eyes has 2 different alleles. Assume complete dominance and
recessiveness. Allele 1 = E for Two Small Eyes; Allele 2 = e for 1 Large Eye. The Phenotype is
Two Small Eyes. What would be the Genotype?
EE/ee/Ee - CORRECT ANSWER EE & Ee
The Trait for Skin Color has 2 different Alleles. Assume complete dominance and recessiveness.
Allele 1 = G for Green Skin Color; Allele 2 = g for Blue Skin Color. The Phenotype is Blue.
What would be the Genotype?
GG/gg/Gg - CORRECT ANSWER gg
The Trait for Tail Color has 2 different Alleles. Assume complete dominance and recessiveness.
Allele 1 = P for Purple; Allele 2 = p for Orange. The Genotype is Pp. What would be the
Phenotype?
Orange or Purple - CORRECT ANSWER Purple
,Check all that apply. The Trait for Tails has two Alleles. Assume complete dominance and
recessiveness. Allele 1 = T for Tail; Allele 2 = t for no Tail. The Genotype is tt. What should be
the Phenotype?
Tail or No Tail - CORRECT ANSWER No Tail
A Genotype describes: - CORRECT ANSWER The DNA of Individual Processes
Codominance Occurs: - CORRECT ANSWER When the Alleles are expressed equally
A chart displaying the Chromosomes pairs in size order is called a: - CORRECT
ANSWER Karyotype
Alternative forms (Different DNA Sequences) of Genes are called: - CORRECT
ANSWER Alleles
Homozygous means that: - CORRECT ANSWER The Alleles for a gene are Identical
Heterozygous means that: - CORRECT ANSWER The Alleles for a gene are not Identical
Phenotype is: - CORRECT ANSWER The Appearance or Physical outcome of Genes
To Fertilize and Egg, Enzymes in the Sperm _______ help digest a tunnel through the Corona
Radiata: - CORRECT ANSWER Acrosomes
The longest stage of Postnatal Life: - CORRECT ANSWER Adulthood
Hollow Ball of Cells that Implants into the Uterus - CORRECT ANSWER Blastocyst
, This protects and cushions the Embryo during development and helps to keep a constant
temperature around the Embryo: - CORRECT ANSWER Amniotic Fluid
Which structure of the developing Placenta help to form Blood Cells for the Embryo: -
CORRECT ANSWER Yolk Sac and Allantois
In order to bypass the Pulmonary Trunk, the _________ allows blood to move from the Right
Atrium to the Left Atrium. - CORRECT ANSWER Foramen Ovale
Once the Embryo has reached the point where three primary germ layer are present, the Embryo
has gone through _________? - CORRECT ANSWER Gastrulation
Which hormones are secreted during pregnancy to maintain endometrial lining? - CORRECT
ANSWER Estrogen and Progesterone
Where does Implantation take place in the female reproductive tract? - CORRECT
ANSWER Endometrium
When does the Secondary Oocyte complete Meiosis 2? - CORRECT ANSWER After
Fertilization
During the Process of Cleavage, what is the name of the Solid Ball of about 16 Cells? -
CORRECT ANSWER Morula
There are _______ Umbilical _______ that come from the Embryo within the Umbilical Cord: -
CORRECT ANSWER 2, Arteries
Fertilization of the Egg by the Sperm takes place in the? - CORRECT ANSWER Fallopian
(Uterine) Tube