Question 1

Plants that reproduce only asexually have evolved from ancestors that were capable of sexual reproduction.

Accepted Answer

A) True 
 B)False

Question 2

Consider the two traits, seed shape and seed color.R represents the allele for round seeds, r the allele for wrinkled seeds, Y the allele for yellow seeds, and y the allele for green seeds.What phenotypic ratio would you expect in the offspring of a cross between a plant with wrinkled green seeds and a plant heterozygous for both traits?

Accepted Answer

A) nine round yellow: three round green: three wrinkled yellow: one wrinkled green 
B) all round yellow 
C) all wrinkled green 
D) one round yellow: one round green: one wrinkled yellow: one wrinkled green 
E) three round yellow: three round green: one wrinkled yellow: one wrinkled green 
A) nine round yellow: three round green: three wrinkled yellow: one wrinkled green 
B) all round yellow 
C) all wrinkled green 
D) one round yellow: one round green: one wrinkled yellow: one wrinkled green 
E) three round yellow: three round green: one wrinkled yellow: one wrinkled green

Question 3

If two genes are linked, then by definition they:

Accepted Answer

A) are alleles of the same gene. 
B) occur on the same chromosome. 
C) occur on different chromatids of the same chromosome. 
D) will segregate independently. 
E) will undergo independent assortment. 
A) are alleles of the same gene. 
B) occur on the same chromosome. 
C) occur on different chromatids of the same chromosome. 
D) will segregate independently. 
E) will undergo independent assortment.

Question 4

If the allele for red flower color is dominant over the allele for white flower color, which of the following represents a cross between a white-flowered plant and a plant heterozygous for flower color?

Accepted Answer

A) RR × RR 
B) RR × Rr 
C) RR × rr 
D) Rr × Rr 
E) Rr × rr 
A) RR × RR 
B) RR × Rr 
C) RR × rr 
D) Rr × Rr 
E) Rr × rr

Question 5

A cell that unites with another cell is called a:

Accepted Answer

A) meiospore. 
B) mitospore. 
C) gamete. 
D) diploid cell. 
E) zygote. 
A) meiospore. 
B) mitospore. 
C) gamete. 
D) diploid cell. 
E) zygote.

Plants that reproduce only asexually have evolved from ancestors that were capable of sexual reproduction.

If two genes are linked, then by definition they:

If the allele for red flower color is dominant over the allele for white flower color, which of the following represents a cross between a white-flowered plant and a plant heterozygous for flower color?

A cell that unites with another cell is called a:

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Prokaryotes and Viruses

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

Cells and Tissues of the Plant Body

The Root: Structure and Development

The Shoot: Primary Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

Plant Nutrition and Soils

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Global Ecology

Filters

Exam 8: Sexual Reproduction and Heredity

Plants that reproduce only asexually have evolved from ancestors that were capable of sexual reproduction.

If two genes are linked, then by definition they:

If the allele for red flower color is dominant over the allele for white flower color, which of the following represents a cross between a white-flowered plant and a plant heterozygous for flower color?

A cell that unites with another cell is called a:

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Prokaryotes and Viruses

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

Cells and Tissues of the Plant Body

The Root: Structure and Development

The Shoot: Primary Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

Plant Nutrition and Soils

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Global Ecology

Filters