DOROTHY M PRASMO
2
Heredity
It is a part of the DNA that carries a trait
Gene
3
be
a
Homozygote/Purebred
a
5
Tall
a
100%
6
a.
7
DATE
GRADES SECTION
DIRECTION Choose the letter of the correct answer and write it in your Summative Notebook
1 it refers to a process that passes or transfers genetic physical or mental characteristics from the biological
parents to the offspring or from generation to generation
b DNA
Fertilization
d Environment
If the organism or offspring inherited both or the same alleles from the parents, it is considered to
b. Genotype
Phenotype
d. Homozygote
A hybrid or heterozygote is formed when an organism or offspring received two different alleles from
b. Heterozygote/Hybrid
d. Dominant
Recessive
parents. In a heterozygote "what is its phenotype? (Shown in the physical appearance of the offspring)
in terms of "height as a trait tall (T) is said to be more dominant than shart(t) In the cross of two tall
b. short
d. Average height
C. Half tall/half Short
parents that bear the genes Tt (father)and Tt (mother)", what is the percentage of having a short offspring?
b. 75%
d 25%
These are genes are located in the Sex Chromosomes
C. 50%
Sex-Linked Traits
b. Sex Limited Traits
Choose the genotype of the heterozygous tall.
c. Sex-Influenced Traits d Multiple Alleles
a. TT
b. TE
8
ctt
d. None of them
What method will you use to determine the possible genotypes and phenotypes when two parents are
crossed?
Punnet Square
b. DNA Testing
9
c. Cross Breeding d Gene Comparison
When a pure red-flowered four o'clock plant is crossed with a pure white flowered four o'clock, the
offspring is pink. What is the non-mendelian trait showed in the phenotype of the offspring?
Incomplete Dominance b. Complete Dominance
Codominance
d. Multiple Allele
10. In codominance Pattern of Inheritance, a red bull is being crossed with a white cow, what is the expected
heterozygous phenotype of the offspring?
Red
b. White
c. Pink
d. Roan
11. These pattern of heredity does not follow the usual pattern and follow a principle of their own. These cases
are
a Mendelian
b. Non-mendelian
d. Hereditary
d. Nonhereditary
12. Your mother is a certified Plantita. She is planning to cross green-colored orchids (Hh) to another green
colored orchids (Hh). Can she produce a homozygous dominant yellow (HH) and homozygous recessive blue
(hh)?
a. Yes
b. No
c. Maybe
d. Impossible
13. It is a pattern of Inheritance wherein two alleles from the two parents are observed in the offspring
Incomplete Dominance b. Codominance
c. Sex-Linked
d. Multiple Alleles
14. A normal female carrier of the gene colorblindness (XX) is crossed with a normal male (XY). What is the
chance of having a colorblind child?
a 100%
b. 75%
c. 50%
0.25%​