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BIOD 210/ BIOD210 Module 2: (Latest 2025/ 2026 Update) Genetics | Questions & Answers| Grade A| 100% Correct (Verified Solutions)- Portage Learning

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BIOD 210/ BIOD210 Module 2: (Latest 2025/ 2026 Update) Genetics | Questions & Answers| Grade A| 100% Correct (Verified Solutions)- Portage Learning QUESTION when a trait is preferentially expressed over another trait, that trait is said to be Answer: dominant QUESTION match the terms on the left with their best definition on the right. gamete Answer: sex cells that carry chromosomes QUESTION Match the terms on the left with their best definition on the right. phenotype Answer: the physical manifestation of any trait QUESTION Match the terms on the left with their best definition on the right. heterozygous Answer: containing 2 different alleles for a specific gene QUESTION Match the terms on the left with their best definition on the right. wild-type Answer: the allele that is predominantly expressed QUESTION Match the terms on the left with their best definition on the right. codominance Answer: both genes can produce 2 independent gene products QUESTION Match the terms on the left with their best definition on the right. genotype Answer: the 2 alleles carried for a given trait (i.e. DD, dd, Dd) QUESTION Match the terms on the left with their best definition on the right. chromosome Answer: the structure on which genes are organized QUESTION Give a brief description of a karyotype and explain why it has such utility in diagnosing genetic disorders. What type of cells are used for deriving the chromosomes? Answer: A karyotype is a microscopic photo taken of chromosome pairs. This form of genetic testing is important in diagnosing genetic disorders because a cytogeneticist can look at these photos for any abnormalities in the chromosomes. White blood cells are used for deriving the chromosomes. QUESTION True or False: A normal chromosome set always has paired X and Y chromosomes. Answer: false QUESTION

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BIODl 210/l BIOD210l Modulel 2:l (Latestl
2025/l 2026l Update)l Geneticsl |l Questionsl
&l Answers|l Gradel A|l 100%l Correctl
(Verifiedl Solutions)-l Portagel Learning

Q:l whenl al traitl isl preferentiallyl expressedl overl anotherl trait,l thatl traitl isl
saidl tol be

Answer:
dominant

Q:l matchl thel termsl onl thel leftl withl theirl bestl definitionl onl thel right.l
gamete

Answer:
sexl cellsl thatl carryl chromosomes

Q:l Matchl thel termsl onl thel leftl withl theirl bestl definitionl onl thel right.l
phenotype

Answer:
thel physicall manifestationl ofl anyl trait

,Q:l Matchl thel termsl onl thel leftl withl theirl bestl definitionl onl thel right.l
heterozygous

Answer:
containingl 2l differentl allelesl forl al specificl gene

Q:l Matchl thel termsl onl thel leftl withl theirl bestl definitionl onl thel right.l
wild-type

Answer:
thel allelel thatl isl predominantlyl expressed

Q:l Matchl thel termsl onl thel leftl withl theirl bestl definitionl onl thel right.l
codominance

Answer:
bothl genesl canl producel 2l independentl genel products

Q:l Matchl thel termsl onl thel leftl withl theirl bestl definitionl onl thel right.l
genotype

Answer:
thel 2l allelesl carriedl forl al givenl traitl (i.e.l DD,l dd,l Dd)

, Q:l Matchl thel termsl onl thel leftl withl theirl bestl definitionl onl thel right.l
chromosome

Answer:
thel structurel onl whichl genesl arel organized

Q:l Givel al briefl descriptionl ofl al karyotypel andl explainl whyl itl hasl suchl
utilityl inl diagnosingl geneticl disorders.l Whatl typel ofl cellsl arel usedl forl
derivingl thel chromosomes?

Answer:
Al karyotypel isl al microscopicl photol takenl ofl chromosomel pairs.l Thisl forml
ofl geneticl testingl isl importantl inl diagnosingl geneticl disordersl becausel al
cytogeneticistl canl lookl atl thesel photosl forl anyl abnormalitiesl inl thel
chromosomes.l Whitel bloodl cellsl arel usedl forl derivingl thel chromosomes.

Q:l Truel orl False:l Al normall chromosomel setl alwaysl hasl pairedl Xl andl Yl
chromosomes.

Answer:
false

Q:l Thel phenotypel forl _______l isl distortionl ofl thel redl bloodl cellsl inl
afflictedl people.l Thisl resultsl inl depletionl ofl ______l inl thel bloodl andl
posesl al significantl riskl tol thel patientsl atl ______l altitude.l Sickle-celll
anemial isl causedl byl onel _______l inl thel proteinl sequence.

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