Question 1

Which of the following was (were)found in the Cambrian seas?

Accepted Answer

A)  trilobites and nautiloids 
B)  All of the answer choices are correct. 
C)  mollusks and worms 
D)  red and green algae 
E)  sponges and jellyfish 
A)  trilobites and nautiloids 
B)  All of the answer choices are correct. 
C)  mollusks and worms 
D)  red and green algae 
E)  sponges and jellyfish

Question 2

Evidence supporting the idea that mitochondria and chloroplasts in present-day cells originated as independent organisms includes

Accepted Answer

A)  similarities in size and shape between mitochondria and some bacteria. 
B)  similarity between photosynthetic pigments in chloroplasts and cyanobacteria. 
C)  similarities in DNA sequences between mitochondrial and bacterial genomes. 
D)  similarity in the way mitochondria, chloroplasts, and bacteria reproduce. 
E)  All of the answer choices are correct. 
A)  similarities in size and shape between mitochondria and some bacteria. 
B)  similarity between photosynthetic pigments in chloroplasts and cyanobacteria. 
C)  similarities in DNA sequences between mitochondrial and bacterial genomes. 
D)  similarity in the way mitochondria, chloroplasts, and bacteria reproduce. 
E)  All of the answer choices are correct.

Exam 15: The Origin and History of Life

Which of the following was (were)found in the Cambrian seas?

Evidence supporting the idea that mitochondria and chloroplasts in present-day cells originated as independent organisms includes

The Scientific Study of Life

The Chemistry of Life

Cell Structure and Function

The Energy of Life

Photosynthesis

How Cells Release Energy

DNA Structure and Gene Function

DNA Replication, mitosis, and the Cell Cycle

Sexual Reproduction and Meiosis

Patterns of Inheritance

DNA Technology

The Forces of Evolutionary Change

Evidence of Evolution

Speciation and Extinction

Viruses

Bacteria and Archaea

Protists

Plants

Fungi

Animals

Plant Form and Function

Plant Nutrition and Transport

Reproduction and Development of Flowering Plants

Animal Tissues and Organ Systems

The Nervous System

The Senses

The Endocrine System

The Skeletal and Muscular Systems

The Circulatory System

The Respiratory System

Digestion and Nutrition

Regulation of Temperature and Body Fluids

The Immune System

Animal Reproduction and Development

Animal Behavior

Population Ecology

Communities and Ecosystems

Biomes

Preserving Biodiversity

Filters