Evolving Concepts of Life
The smallest unit of life
The study of life
Two main kinds of reproduction
What is sexual and asexual reproduction?
Organism that is an exact genetic copy of the parent.
What is clone?
Breaks down food for nutrient absorption.
What is digestive system?
Father of Evolution
What is Charles Darwin?
The remains of plants and animals that have been preserved and is now used to determine the age of rock layers.
The maintenance of constant internal conditions.
What is homeostasis?
What is spermatozoa?
Mammals use lungs while fishes use _______ for gas exchange (respiration).
What are gills?
Animals that transfer to another population to mate with them causing evolution.
What are migrants?
How many years ago did the Earth start to form?
What is 4.6 billion years ago?
The changes in living things over time which accounts for both the diversity and the unity of life.
Type of asexual reproduction by self-impregnation. Also known as "virgin birth".
What is parthenogenesis?
Sets of observable characteristics of an individual or an organism.
What is phenotype?
The circulatory system plays an important role in transporting oxygen, nutrients, and waste products throughout the body. What is unique about the circulatory system of mammals? (Choices: Heart has 2 chambers, heart has 4 chambers, circulatory system is open, blood circulates through a single loop system)
Heart has 4 chambers
The name of the ship and the years of the expedition of Charles Darwin.
What is H.M.S. Beagle? What is 1831-1836?
The total number of chromosomes in a developed human.
What is 46 chromosomes?
Two individuals with unlike characteristics are crossed to produce the best in both organims.
What is hybridization?
John is experiencing discomfort in his lower back and swelling in his legs. His doctor suspects
kidney failure, which affects the body's ability to filter waste and regulate fluid balance. Which
body system is most likely affected?
What is urinary/execretory system?
Humans and cats share common features, such as similar genes, similar skeletal structures in their
limbs, and early-stage embryos that are very similar. While cats have a functional tail, humans
have a vestigial tailbone. In evolutionary terms, what do these similarities exemplify?
(Choices:Homologous structures, Molecular structure, Analogous structures, Vestigial structures)
What are homologous structures?
Name the levels of biological organization from atoms to ecosystems.
Atoms, molecules, organelles, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystems.
Name of the book and concept where organisms inherit traits from a common ancestor, which may change over time.
What is descent with modification?