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The allele for tall height is T; the allele for short
height is t. Use the following chart to determine the
probability that the offspring will be short?
B
b
a) 3/4 or 75%
BB
Bb
B
b) 2/4 or 50%
b
Bb
bb
c) 4/4 or 100%
d) 1/4 or 25%
The different forms of a gene are called
__________.
A.
B.
C.
D.
Chromosomes
Phenotype
Allele
Genotype
During chemical digestion, the body
produces and releases
A.
B.
C.
D.
Enzymes
Glands
Calories
Nutrients
The steps of mitosis in order are
A.
B.
C.
D.
telophase, metaphase, anaphase, prophase
anaphase, telophase, metaphase, prophase
prophase, anaphase, metaphase, telophase
prophase, metaphase, anaphase, telophase
Which of the following is NOT a function of
the skeletal system
A.
B.
C.
D.
Produced vitamin D
Protects interior organs
Gives shape and support to the body
Stores minerals
A form of asexual reproduction, in which
one cell divides to form two identical
cells from one parent is called _____.
A.
B.
C.
D.
Meiosis
Binary fission
Respiration
Pasteurization
In bunny rabbits, a rough coat (R) is
dominant over a smooth coat (r). What
must be the genotype of a bunny rabbit
with a smooth coat?
A.
B.
C.
D.
RrR
rr
Rr
RR
All of the following are ways in which the
skin helps protect the body EXCEPT
A. Prevents internal damage
B. Glands secrete fluids that destroy
bacteria
C. Pores open to let bacteria in
D. Prevents excess water loss from body
tissues
What happens during meiosis?
A. The genes are lined up like beads on a
string
B. Chromosome pairs separate and are
distributed to four sex cells
C. Each cell copies itself to form twelve new
cells
D. Chromosome pairs remain together when
new sex cells are formed
The genotype of an organism is
A. The reduction of genes due to mutations
B. The chart showing the organism’s
pedigree
C. The way an organism looks and
behaves as a result of its genes
D. The combination of the alleles of the
organism
Human sex cells have ____ individual
chromosomes.
A.
B.
C.
D.
13
18
23
46
What does a Punnett square show?
A. All the possible outcomes of a genetic
cross
B. The actual outcome of a genetic cross
C. Only the recessive alleles in a genetic
cross
D. All of Mendel’s discoveries about a
genetic cross
Which parts of the
diagram shows the
anaphase and
the telophase?
A. 5 and 7
B. 1 and 4
C. 5 and 6
D. 4 and 5
Scientists call an organism that has two
different alleles for a trait a
A.
B.
C.
D.
Hybrid
Factor
Purebred
Trait
When a permanent change happens in a
gene or a chromosome, the result is
A.
B.
C.
D.
Reproduction
Inexact replication
Altered duplication
Mutation
The heredity material in a cell is found on
the _______.
A.
B.
C.
D.
Chromosome
Mitochondria
Chloroplast
Cytoplasm
What is the best way to explain the relationship
between genes and chromosomes using the
following analogies (or comparisons)?
A. Genes eat chromosomes like big fish eat little
fish
B. Genes chase chromosomes like cats chase
mice
C. Genes are on a chromosome like beads are
on a string
D. Genes create chromosomes like
programmers create video games
The allele for the ability to roll your tongue
is R; the allele for the inability to roll
your tongue is r. The Punnett Square
genotypes are Rr x Rr, determine the
probability that the offspring will not be
able to roll their tongues.
A. 3/4 or 75%
B. 4/4 or 100%
C. 2/4 or 50%
D. 1/4 or 25%
Which of the following describes the
purpose of selective breeding?
A. To destroy new organisms
B. To produce organisms with desired
traits
C. To produce new and different organisms
D. To destroy specific traits in organisms
Which body system has a function similar
to that of power lines
A.
B.
C.
D.
Respiratory system
Circulatory system
Nervous system
Muscular system
A substance that speeds up a chemical
reaction in the body is called a(n)
A.
B.
C.
D.
Enzyme
Fat
Nucleotide
Sugar
The, _____, the body’s largest artery takes
blood away from the heart.
A.
B.
C.
D.
Ventricle
Aorta
Coronary vessel
Atrium
Which of these is an example of the benefit
of genetic engineering?
A. Analyzing karyotypes and pedigree
charts
B. Cross-breeding to create diseaseresistant crops
C. Making human insulin to treat people
with diabetes
D. Growing a new plant from a seed
Which characteristic are you MOST likely
to inherit from a parent that is not
affected by the environment?
A.
B.
C.
D.
Eye color
Temper
Food choice
Weight
The function of the kidneys is to
A. Remove carbon dioxide
B. Make blood cells
C. Filter blood that contains waste from the
cells
D. Digest food
Which body system performs a similar
function to that of a waste removal
plant?
(you take your trash, drop it off there)
A. Endocrine system
B. Excretory system
C. Immune system
D. Circulatory system
What is the physical characteristic that is
studied in genetics called?
A.
B.
C.
D.
Offspring
Generations
Hybrids
Traits
This diagram represents
what process?
A.
B.
C.
D.
Asexual reproduction
Conjugation
Sexual reproduction
Passive transport
During a race, some of the students begin
sweating or perspiring. Which two body
systems specifically are involved?
A.
B.
C.
D.
Excretory and Immune
Integumentary and Excretory
Nervous and Reproductive
Skeletal and Digestive
Which of the following is NOT a
characteristic shared by all living things?
A.
B.
C.
D.
Responds to a stimulus
Composed of one or more cells
Reproduce by spontaneous generation
Grows and develops
The allele for black hair is B; the allele for red hair
is b. Use the chart below to determine the
probability that the offspring will have black hair?
B
b
B
a) 3/4 or 75%
BB
Bb
Bb
bb
b) 2/4 or 50%
b
c) 4/4 or 100%
d) 1/4 or 25%
Before a cell divides it must copy
information into the __________.
A.
B.
C.
D.
Cytoplasm
Membrane
Mitochondria
Chromosomes
Hannah wants to determine what type of
reproduction an organism undergoes.
She finds out that all of the organism’s
offspring look identical to the original
organism. She determines that this
organism reproduces
A. Sexually
B. Rarely
C. Asexually
D. Frequently
Which choice places the levels of organization of
the human body in their correct order from
smallest to largest?
A. Organs, tissues, organism, cells, organ
system
B. Cells, tissues, organs, organ systems,
organism
C. Tissues, cells, organs, organ systems,
organism
D. Organism, organ systems, organs, tissues,
cells
1. Nucleotides are made up of what three things?
Sugar, phosphate, and a base
2. There are 4 bases that make up DNA, how are
they paired (just the letters, not their names)?
A with T and C with G
3. Using DNA from an organism to “create” an
identical organism is called what? Cloning
4. What two scientist made the first model of
DNA? Watson and Crick
5. A change in the order of bases is called a
_Mutation________?
6. When mating two organisms to get a desired
trait is called selective breeding.
7. Write the complementary strand for the DNA:
TCA
GCA TTA
AGT CGT AAT
CGA
GCT
8. The genetic code for all living organisms is
found on Chromosomes which is located in the
nucleus.
9. What is a gene? A set of instructions for an
inherited trait
10. What is incomplete dominance? When one
trait is not completely dominant over the other
one.