BSC 170 Exam 1 2024/2025 Exam
Questions and Corresponding Answers
with Surety of 100% Pass Mark
Basic type of experiment that mendel used - 🧠ANSWER ✔✔Peas
- True breeding strains
-controlled matings
-grows to maturity in one season
- observable with 2 distinct forms
-*recognized for transmission of hereditary traits*
Dominance/Recessiveness - 🧠ANSWER ✔✔In a pair of unit factors, one
unit is dominant, the other recessive
Segregation - 🧠ANSWER ✔✔Paired unit factors segregate (separate)
independently during gamete formation
Genotype - 🧠ANSWER ✔✔-*Genetic Makeup of individual*
- Alleles written in pairs (DD, Dd, or dd)
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
1
STATEMENT. ALL RIGHTS RESERVED
, -Organism inherits two alleles
-One from each parent
Phenotype - 🧠ANSWER ✔✔Physical expression of a trait - how it looks
Monohybrid - 🧠ANSWER ✔✔Reveals How One Trait Is Transmitted from
Generation to Generation
-crosses looking at one single trait across two generations
True-breeding
F1 - 🧠ANSWER ✔✔offspring
F2 - 🧠ANSWER ✔✔Offspring of F1 generation crossed (self-fertilizing:
"Selfing")
test cross - 🧠ANSWER ✔✔One Character
-Determines if individual displaying dominant phenotype is homozygous or
heterozygous for that trait
-Cross between dominant phenotype and homozygous recessive
Homozygous - 🧠ANSWER ✔✔Both alleles are the same (DD, dd)
Heterozygous - 🧠ANSWER ✔✔- Alleles are different (Dd)
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
2
STATEMENT. ALL RIGHTS RESERVED
Questions and Corresponding Answers
with Surety of 100% Pass Mark
Basic type of experiment that mendel used - 🧠ANSWER ✔✔Peas
- True breeding strains
-controlled matings
-grows to maturity in one season
- observable with 2 distinct forms
-*recognized for transmission of hereditary traits*
Dominance/Recessiveness - 🧠ANSWER ✔✔In a pair of unit factors, one
unit is dominant, the other recessive
Segregation - 🧠ANSWER ✔✔Paired unit factors segregate (separate)
independently during gamete formation
Genotype - 🧠ANSWER ✔✔-*Genetic Makeup of individual*
- Alleles written in pairs (DD, Dd, or dd)
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
1
STATEMENT. ALL RIGHTS RESERVED
, -Organism inherits two alleles
-One from each parent
Phenotype - 🧠ANSWER ✔✔Physical expression of a trait - how it looks
Monohybrid - 🧠ANSWER ✔✔Reveals How One Trait Is Transmitted from
Generation to Generation
-crosses looking at one single trait across two generations
True-breeding
F1 - 🧠ANSWER ✔✔offspring
F2 - 🧠ANSWER ✔✔Offspring of F1 generation crossed (self-fertilizing:
"Selfing")
test cross - 🧠ANSWER ✔✔One Character
-Determines if individual displaying dominant phenotype is homozygous or
heterozygous for that trait
-Cross between dominant phenotype and homozygous recessive
Homozygous - 🧠ANSWER ✔✔Both alleles are the same (DD, dd)
Heterozygous - 🧠ANSWER ✔✔- Alleles are different (Dd)
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
2
STATEMENT. ALL RIGHTS RESERVED
