NEW
Font size
S
M
L
XL
WorksheetsBiology, Ch 6, Meiosis and Mendel, Quiz
Total questions: 20
Worksheet time: 32mins
Name
Class
Date
1.
A cell that contains 2n chromosomes. It contains two copies of each chromosome.
a)
diploid
b)
haploid
c)
gamete
d)
sex cell
2.
One of two paired chromosomes, one from each parent. Each chromosome has the same length, centromere positiion, and contains the same type of inherited genes.
a)
homologous chromosomes
b)
chromatids
c)
centromere
d)
centrosome
3.
Sex Cells
a)
Gametes
b)
Somatic Cells
4.
When gametes combine.
a)
fertilization
b)
sex cells
c)
zygote
5.
The sexual life cycle in animals. Division in Reproductive cells that produces gametes
a)
meiosis
b)
mitosis
c)
interphase
6.
An example of a heterozygous dominant allele pair can be:
a)
rr
b)
RR
c)
Rr
d)
none of the answers are correct
7.
_____________________ is the physical expression of a trait, or how it looks
a)
phenotype
b)
ratio
c)
recessive trait
d)
heredity
9.
A single piece of coiled DNA found in the cells; contains genes that encode traits.
a)
gene
b)
chromosome
c)
trait
d)
DNA
9.
A single piece of coiled DNA found in the cells; contains genes that encode traits.
a)
gene
b)
chromosome
c)
trait
d)
DNA
10.
This is a part of the chromosome that carries information and controls a trait
a)
trait
b)
gene
c)
chromosome
d)
offspring
11.
What would the phenotype be for the offsprings? T is dominant for tall pea plants
a)
50% tall, 50% short
b)
25% tall, 75% short
c)
100% tall, 0% short
d)
75% tall, 25% short
12.
Homozygous is when...
a)
the alleles are the same
b)
the alleles are different
c)
the alleles are absent
d)
the alleles are present
13.
_____________________ is the appearance of an organism, or how it looks
a)
phenotype
b)
ratio
c)
recessive trait
d)
heredity
14.
Which genotype represents a true-breed?
a)
BB
b)
Bb
c)
BbGG
d)
BBGg
15.
Two heterozygous (Tt)tall pea plants are crossed. Which describes their offspring?
a)
50% tall and 50% short
b)
75%tall and 25% short
c)
100%short
16.
What is the genotype for a female human (girl)?
a)
XX
b)
XY
17.
Which of the following alleles is homozygous recessive?
a)
Tt
b)
tt
c)
TT
d)
T
18.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
capital letter
19.
How many pairs of chromosomes are in your cells?
a)
23
b)
19
c)
12
d)
10
20.
In this punnett square, what is the missing genotype?
a)
AA
b)
AO
c)
AB
d)
BB
Reset
