Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

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Chapter 14, Problem 4MCQ

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Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

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Which division of meiosis (meiosis I or meiosis II) a. most resembles mitosis? b. cuts the chromosome number in half? c. produces 2 haploid cells? d. always begins with diploid cells?

In which phases in meiosis is variation of genetic makeup accomplished? a. Prophase I, Anaphase I and Anaphase II b. Prophase II, Anaphase I and Anaphase II c. Prophase I, Metaphase I and Anaphase II d. Prophase II, Metaphase I and Metaphase II If 6 cells undergoing celll division has 12 chromosomes, how many chromosome will there be in the daughter cells after mitosis and meiosis II respectively? a. 6 and 12 b. 12 and 6 c. 6 and 3 d. 6 and 6 In meiosis, the number of chromosomes of the mother cell compared to the resultant daughter cell's chromosome is A. doubled B. halved C. tripled D. the same Elongation of the cell undergoing the last phases of mitosis is due to A. movement of the chromosomes to the opposite poles B. increase in the volume of the cytoplasm that should be contained C. depolymerization of the spindle fibers connected to the kinetochore D. polymerization of the spindle fibers not connected to the kinetochore

What process might produce a gamete with one extra chromosome? a. Nondisjunction c. Translocation b. Crossing over d. Independent assortment

Answer 2

Question

Chapter 14, Problem 4MCQ

Summary Introduction

Introduction:

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

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Answer 3

Question

Chapter 14, Problem 4MCQ

Summary Introduction

Introduction:

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

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Answer 4

Question

Chapter 14, Problem 4MCQ

Summary Introduction

Introduction:

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

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Answer 5

Chapter 14, Problem 4MCQ

Summary Introduction

Introduction:

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

Answer 6

Chapter 14, Problem 4MCQ

Summary Introduction

Introduction:

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

Answer 7

Chapter 14, Problem 4MCQ

Summary Introduction

Introduction:

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

Answer 8

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Answer 11

Ch. 14.1 - How are macroevolution and microevolution related?Ch. 14.1 - Prob. 2MC Ch. 14.1 - What are some of the challenges in defining...Ch. 14.2 - Prob. 1MC Ch. 14.2 - Write a real or fictitious example other than...Ch. 14.3 - Prob. 1MC Ch. 14.3 - Prob. 2MC Ch. 14.3 - Prob. 3MC Ch. 14.4 - Prob. 1MC Ch. 14.4 - Prob. 2MC

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

Solution Summary: The author explains that reproductive barriers prevent species from interbreeding. Meiosis does not occur in hybrids with different parents because their genes are incompatible.

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Introduction:

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

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Chapter 14 Solutions

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

Solution Summary: The author explains that reproductive barriers prevent species from interbreeding. Meiosis does not occur in hybrids with different parents because their genes are incompatible.

Concept explainers

Videos

Introduction: Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.

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Chapter 14 Solutions

Introduction:

Reproductive barriers are the biological features which prevent species from interbreeding. Prezygotic barriers and postzygotic barriers are the two types of reproductive barriers.