the diversity of life on earth are is the result of which of the following? course hero

Why is there so much diversity of life on Earth?

Oct 14, 2020 · 1 BIOLOGY 110 Fall 2020 Diversity of Life on Earth I I NTRODUCTION The diversity of living organisms on earth is truly staggering. The vast array of living things on this planet confounds our ability to grasp it, ei- ther quantitatively or qualitatively. Attempts to count the number of species on earth are frustrated by sheer numbers and by the lack of an all-purpose …

Do we have ecosystem diversity?

The fact that biology, as a science, has such a broad scope has to do with the tremendous diversity of life on earth. The source of this diversity is evolution, the process of gradual change during which new species arise from older species. Evolutionary biologists study the evolution of living things in everything from the microscopic world to ecosystems. The evolution of various …

What is biodiversity in ecology?

6/21/21, 1: 00 PM Diversity of Life Page 2 of 30? ou=581071 Chapter Outline Organizing Life on Earth Determining Evolutionary Relationships Introduction This bee and Echinacea flower could not look more different, yet they are related, as are all living organisms on Earth. By following pathways of similarities and differences—both visible and genetic—scientists seek to map the …

What is the unity and diversity of life?

Textbook Summary. With its 15th Edition, the premier introductory biology textbook has added to its comprehensive study of the field a new approach for learning. Instead of just providing facts for memorization, with this new book you get Biology: The Unity and Diversity of Life (15th Edition) solutions to issues raised by the field of study.

What causes diversity of life on Earth?

Evolution and diversity result from the interactions between organisms and their environments and the consequences of these interactions over long periods of time. Organisms continually adapt to their environments, and the diversity of environments that exists promotes a diversity of organisms adapted to them.

What is the course diversity of life?

This course offers a comprehensive introduction to the biodiversity of plants, animals and fungi. Students are given a solid grounding in the vast diversity of multicellular organisms and their evolutionary lineages.

What is the great diversity of life on Earth?

Biodiversity is a term used to describe the enormous variety of life on Earth. It can be used more specifically to refer to all of the species in one region or ecosystem. Biodiversity refers to every living thing, including plants, bacteria, animals, and humans.Aug 23, 2019

What do we call the diversity that enables life on Earth to adapt to and to survive environmental changes?

The diversity that enables life on earth to adapt and sustain envioronmental changes is called Genetic diversity.May 4, 2019

What processes have shaped the diversity and quantity of life on our planet?

The natural process, interaction with the environment and human beings, and billions of years of evolution has shaped the diversity and quantity of life on our planet.

What is a meaning of diversity?

It means understanding that each individual is unique, and recognizing our individual differences. These can be along the dimensions of race, ethnicity, gender, sexual orientation, socio-economic status, age, physical abilities, religious beliefs, political beliefs, or other ideologies.

Why is there so much diversity in life on Earth answers?

Evolution and diversity result from the interactions between organisms and their environments and the consequences of these interactions over long periods of time. Organisms continually adapt to their environments, and the diversity of environments that exists promotes a diversity of organisms adapted to them.Dec 17, 2021

What is importance biodiversity?

Ecological life support— biodiversity provides functioning ecosystems that supply oxygen, clean air and water, pollination of plants, pest control, wastewater treatment and many ecosystem services. Recreation—many recreational pursuits rely on our unique biodiversity , such as birdwatching, hiking, camping and fishing.

What is the importance of biodiversity in adaptation and survival of organisms?

Greater biodiversity in ecosystems, species, and individuals leads to greater stability. For example, species with high genetic diversity and many populations that are adapted to a wide variety of conditions are more likely to be able to weather disturbances, disease, and climate change.

What is the meaning of genetic diversity?

Genetic Diversity refers to the range of different inherited traits within a species. In a species with high genetic diversity, there would be many individuals with a wide variety of different traits. Genetic diversity is critical for a population to adapt to changing environments.May 18, 2020

What are the five kingdoms of living organisms?

Carl Woese and the Phylogenetic Tree. In the past, biologists grouped living organisms into five kingdoms: animals, plants, fungi, protists, and bacteria. The organizational scheme was based mainly on physical features, as opposed to physiology, biochemistry, or molecular biology, all of which are used by modern systematics.

What do biologists study?

Evolutionary biologists study the evolution of living things in everything from the microscopic world to ecosystems. The evolution of various life forms on Earth can be summarized in a phylogenetic tree (Figure 1).

Why is biology a broad scope?

The fact that biology, as a science, has such a broad scope has to do with the tremendous diversity of life on earth. The source of this diversity is evolution, the process of gradual change during which new species arise from older species. Evolutionary biologists study the evolution of living things in everything from ...

What is a phylogenetic tree?

A phylogenetic tree is a diagram showing the evolutionary relationships among biological species based on similarities and differences in genetic or physical traits or both. A phylogenetic tree is composed of branches (the lines) and nodes (places where two lines diverge). The internal nodes represent ancestors and are points in evolution when, ...

Is a bacteria a prokaryote?

Bacteria and Archaea are prokaryotes, single-celled organisms lacking intracellular organelles. (credit: Eric Gaba; NASA Astrobiology Institute) While this is the most common way that is used to group organisms, other divisions have been proposed.

What is the unity and diversity of life?

Biology: The Unity and Diversity of Life answers student questions about the smallest building blocks of life on Earth and builds to a full understanding of how biology affects human social behavior from an evolutionary perspective.

What is the 15th edition of Biology?

With its 15th Edition, the premier introductory biology textbook has added to its comprehensive study of the field a new approach for learning. Instead of just providing facts for memorization, with this new book you get Biology: The Unity and Diversity of Life (15th Edition) solutions to issues raised by the field of study. By tying the lessons to current events via the study of population ecology, the authors make sure that students are not only learning facts but causes and effects.