FREE BIOLOGY AND STUDY GAMES ABOUT MEIOSIS AND

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FREE BIOLOGY AND STUDY GAMES ABOUT MEIOSIS AND

GENETICS EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -91 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: An organism with two of the same alleles for a particular trait is called __

Answer:

Homozygous

Question 2: Control the production of proteins

Answer:

Genes Question 3: This current concept is an exception to Mendel's law of independent assortment

Answer:

Gene linkage

Question 4: An organism with two different version of a trait is called ___

Answer:

Heterozygous

Question 5: In Anaphase II, __ are pulled apart by the spindle fibers and move toward opposite ends of the cell

Answer:

Sister chromatids

Question 6: HALF the number of chromosomes found in an adult organism

Answer:

Haploid Question 7: During Metaphase I, pairs of homologous chromosomes line up at the cell's ___

Answer:

Equator

Question 8: Albinism

Answer:

Recessive genetic disorder

Question 9: Outcome of independent assortment

Answer:

Genetic recombination Question 10: Process by which chromosomal segments are exchanged between a pair of homologous chromosomes during meiosis I

Answer:

Crossing over

Question 11: The TOTAL number of chromosomes found in an adult organism

Answer:

Diploid Question 12: Process by which homologous chromosomes are held tightly along their lengths and crossing over takes place

Answer:

Synapsis

Question 13: ___ is the process of dividing the cytoplasm and results in two new cells

Answer:

Cytokinesis Question 14: One CANNOT be a ___ of a dominant genetic disorder, because if the allele is present the disease is present

Answer:

Carrier Question 15: Found in the body cells and have the same length, same centromere position and carry the same genes

Answer:

Homologous chromosomes Question 16: Genes found on the sex chromosomes are associated with __ disorders

Answer:

X-linked Question 17: (T/F) A predigree traces the inheritance of a particular trait through no more than two generations effectively

Answer:

F Question 18: In a dihybrid cross, the phenotypic ratio is always 9:3:3:1... this is known as a(n) ___

Answer:

Mendelian ratio Question 19: The __ allele of a trait is often hidden by the expression of the other present

Answer:

Recessive

Question 20: (T/F) A scientist uses a pedigree to study family history

Answer:

T

Question 21: Genes that are located on the same chromosome

Answer:

Linked genes

Question 22: Observable characteristic or outward expression of alleles

Answer:

Phenotype Question 23: Process by which one gamete unites with another to produce a zygote

Answer:

Fertilization

Question 24: Separation of allelic genes that typically occurs during meiosis

Answer:

Segregation

Question 25: Random distribution of alleles occurs during gamete formation

Answer:

Law of independent assortment

Question 26: Huntington's Disease

Answer:

Dominant genetic disorder

Question 27: Error occurring during cell division

Answer:

Nondisjunction

Question 28: Meiosis, through two divisions, results in ___ daughter cells

Answer:

4