BIO2206 Biology of Animals: Course Overview

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What is the primary objective of the BIO2206 course?

To understand the principles of biology

To learn about the five kingdoms of life

To examine the evolution of higher order animals

To understand the principle of evolution and natural selection (correct)

What is the significance of the similarity in the genetic code of protein synthesis among all living organisms?

It shows diversity in design

It shows unity in design (correct)

It is a result of mutation

It is a result of genetic drift

What is the primary mechanism by which evolutionary changes occur in organisms?

Mutation

Environmental stress

Genetic drift

Natural selection (correct)

What is the significance of Whittaker's classification of the five kingdoms of life?

It highlights the diversity of life on Earth (D) Signup and view all the answers

What is the significance of environmental stress in the context of evolutionary changes?

It induces natural selection (A) Signup and view all the answers

What is the primary focus of the 'The Origin of Life' topic in the course?

The origin of life on Earth (A) Signup and view all the answers

What is the primary mechanism proposed by Charles Darwin in the 1850s to explain evolution?

Natural Selection (D) Signup and view all the answers

What is the result of the difference in survival and/or reproduction among individuals in a population?

Change in the genetic composition of the population (D) Signup and view all the answers

Why do green beetles reproduce less often than brown beetles?

Because they are more often eaten by birds (D) Signup and view all the answers

What is the ultimate result of the process of evolution by natural selection in a population?

The dominance of a single advantageous trait (A) Signup and view all the answers

On what two great laws is natural selection formed?

Unity of Type and Conditions of Existence (A) Signup and view all the answers

What is the underlying basis for the inheritance of traits in the example of the beetles?

Genetic basis (heredity) (A) Signup and view all the answers

What is the concept of unity of type also known as?

Unity of descent (C) Signup and view all the answers

What is the primary mechanism by which natural selection acts?

Adapting individuals to their environments (B) Signup and view all the answers

What is the level at which natural selection typically acts?

Individual level (C) Signup and view all the answers

What is a key limitation of natural selection?

It cannot predict the future (D) Signup and view all the answers

What is the term for the process by which organisms store water in their feathers?

No specific term mentioned in the text (A) Signup and view all the answers

Who are the two scientists mentioned in the text as contributing to the understanding of evolution?

Robert Thomas Malthus and Gregor Mendel (B) Signup and view all the answers

What is the primary purpose of mimicry in evolutionary mechanisms?

To avoid potential predators (D) Signup and view all the answers

What determines the way an animal camouflages itself?

Genetic factors (A) Signup and view all the answers

Which of the following is an example of inflation or enlargement of appendages?

A pufferfish inflating its body (B) Signup and view all the answers

What is the primary function of thanatosis or tonic immobility?

To ensure survival and avoid predation (A) Signup and view all the answers

Which of the following is NOT an example of camouflage?

A praying mantis displaying its colorful body (A) Signup and view all the answers

Which of the following species is an example of mimicry?

A non-venomous king snake (A) Signup and view all the answers