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ASU BIO 182 EXAM 1 AND PRACTICE EXAM NEWEST ACTUAL EXAM COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS $0.00

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ASU BIO 182 EXAM 1 AND PRACTICE EXAM NEWEST ACTUAL EXAM COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS

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ASU BIO 182 EXAM 1 AND PRACTICE EXAM NEWEST ACTUAL EXAM COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS

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  • November 6, 2024
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  • 2024/2025
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39 Multiple choice questions

Term 1 of 39
When does segregation in alleles happen?

Segregation is the process of dna replication before cell division.

Segregation happens during fertilization when gametes combine.

Segregation reflects the separation of homologous chromosomes during anaphase I of
meiosis.

Segregation occurs when traits are blended in offspring.

Term 2 of 39
In this example of freckles, MCR1 is the ______ and the freckles is the _______.

Chromosome, gene

Central dogma

Genotype, phenotype

Allele, trait

Definition 3 of 39
an individual's observable traits

Heterozygous

Alleles


Gene

Phenotype

,Definition 4 of 39
three or more forms of a gene that code for a single trait

Gene

Incomplete Dominance


Heterozygous


Multiple Alleles

Definition 5 of 39
The different forms of a gene present on each copy of the same chromosome

Alleles


Homozygous

Genotype

Heterozygous

Definition 6 of 39
The allele needs to turn on the dominant trait, for example if there is no gene coding a protein to
have a dominant purple trait, then it will just be the recessive white trait. Which is why only one
dominant gene is needed for a phenotype.

What makes an allele dominant?


Mutation Fun Facts:

Pedigree - X-Linked Recessive

Pedigree - X-Linked Dominant

, Term 7 of 39
Genotype

an individual's observable traits

DNA segment that codes for a protein

an individual's observable traits


the genetic makeup of a cell or organism

Term 8 of 39
Different Types of Mutations:

Every Generation, Males/Females, No unaffected parents having affected
children




Recessive gene is carried on the X chromosome
MORE MALES ARE AFFECTED
NO male-to-male transmission of trait
F: two copies of gene to express
M: one copy of gene to express
** CARRIERS -- Females w/only 1 copy of gene

-substitution
-insertion
-deletion
-frame shift




•Tend to skip generations
•More likely to appear among progeny of related individuals
•Usually appears with equal frequency in men and women

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