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Biology Chapter 1

Chapter 1 information to study for test

QuestionAnswer
1st Characteristics of Life Cell and organization
2nd Characteristics of Life Energy and metabolism
3rd Characteristics of Life Living this reproduce
4th Characteristics of Life Response to environmental changes
5th Characteristics of Life Regulation and homeostasis
6th Characteristics of Life Growth and development
7th Characteristics of Life Biological Evolution
Least organization. Smallest unit of an element composed of electrons, protons, and neutrons. Step 1 Atom
Union of two or more atoms of the same or different elements. Step 2 Molecules
Structural and functional unit of all living things. Step 3 Cells
Group of cells with a common structure and function. Step 4 Tissue
Tissues functioning together for a specific task. Step 5 Organs
Several organs working together. Step 6 Organ Systems
An individual; complex individuals contain organ systems. Step 7 Organisms
Domain 1 found almost everywhere and Prokaryote. Bacteria
Domain 2 May be representative of first cells on Earth and Prokaryote. Archaea
Domain 3 Eukaryote (protists, plants, fungi, and animals) Eukarya
A very diverse group of Eukaryatic organisms, some of which are single-celled and others multicellular. Protists
Are well known as multicellular photosynthesizers. Plants
Organisms of the same species in a particular area. Step 8 Populations
Interacting populations in a particular area. Step 9 Community
Community plus the physical environment. Step 10 Ecosystem
All the life on a planet. Most organized. Step 11 Biosphere
Complex individuals contain organ systems Individual
Molds & mushrooms that help decompose dead organisms Fungi
Are multicellular organisms that ingest their food Animals
Are single celled and do not have a membrane-bound nucleus and organelles. Was the 1st cells on Earth. Prokaryotes
Have a membrane-bound nucleus and organelles. Eukaryote
A process that populations accumulate adaptions over time to be more suited to there environments Evolution
The ancestry of life on Earth to a common ancestor Evolutionary tree
_________ and __________both independently came to the conclusion that evolution occurs by a process called Natural Selection Darwin & Wallace
Is a core concept of Biology Evolution
Is a process that results in a population adapted to the environment of Survival of the fittest! Natural selection
Natural selection always takes place @ the _______________ level. Population
Natural selection has to have the ________ of species to change. majority
Darwin said evolution is ____________ __________ ____________ descent with modification.
Discipline of naming and classifying organisms according to certain rules Taxonomy
Classifies organisms according to presumed evolutionary relationship Systematics
An inherited, life threatening disorder that damages the lungs and digestive system Cystic Fibrosis
Human Binomial name is Homo Sapiens
Biologist give each living organism a two-part scientific name to avoid confusion of common names. Binomial Name
Humans have 5 senses. They are: Sight, hearing, taste, smell, touch.
Scientific method has ____, _________ statements If, Then
___________ = bio (Life) + ology (the science of) Biology
To maintain their internal order, ___________ is needed by organisms Energy.
Example each cell can only perform the job associated with its specific function such as heart cells, brain cells, etc. 1st Characteristic of Life
Example is movement of limbs, digestive 2nd Characteristic of Life
Life beyond a life span of a single individual, exchange genetic 3rd Characteristic of Life
Responds to stimuli 4th Characteristic of Life
Internal regulation of our body to maintain a stable environment 5th Characteristic of Life
All living things get larger and more complex throughout the organism's life 6th Characteristic of Life
The change over time of living organisms 7th Characteristic of Life
____________ is organized. Life
There are 12 organ systems in a human body. They are: Circulatory, respiratory, digestive, excretory, nervous, endocrine, immune, Integumentary, skeletal, muscle, reproductive, Lymphatic System
Smallest, most basic unit of life Cell
Organisms may be _______________ or __________________ unicellular or multicellular
Plants, fungi, and animals are ____________________ and are composed of my types of cells. multicellular
The majority of organisms on the planet are _____________-_________. single-celled
Life requires ________________ and ___________________. Life be maintained without them. Materials and energy
___________-building blocks and energy sources. Food
All chemical reactions occurring in the cell Metabolism
Ultimate source of energy for nearly all life on Earth is the ______. Sun
Transforms solor energy into chemical energy of food. Photosynthesis
Maintenance of internal conditions within certain boundaries. Homeostasis
Produce food (organic nutrients by photosynthesis Producer
Source of energy Consumer
Plants are _____________. Plants provide food & oxygen and the sun shining on the plants producer
_______________ prey on others. Animals such as a wolf eating a rabbit or human eating cow. Consumer
Carbon dioxide from the air and water, from the soil to produce food, in the form of _________ __________. glucose sugar
_________________ fee on no living materials such as deer carcass (dead body of animal), insects like beetles but mostly fungus and bacteria Decomposers
Venus flytrap and Pitcher plants are both ________________ and _____________. producers and consumers.
Response to ___________________________ changes means living organisms respond. environmental
DNA Deoxyribonucleic Acid
_________ is the blueprint. DNA
Categories of classification (most inclusive) 1 of 8 Domain
Categories of classification 2 of 8 Kingdom
Categories of classification 3 of 8 Phylum
Categories of classification 4 of 8 Class
Categories of classification 5 of 8 Order
Categories of classification 6 of 8 Family
Categories of classification 7 of 8 Genus
Categories of classification (least inclusive) 8 of 8 Species
Eukarya (life) Domain
Animalia (hydras to huge whales) Kingdom
Cordata (back bones/spines) Phylum
Mammalia (human, reptiles, birds, and amphibians) (hair and produces milk) Class
Primates (animals, humans, apes, monkeys) (tree dwelling) Order
Hominidae (humans/Apes) (Large brain/walk upright) Family
Homo (living humans) Genus
Homo Sapiens or H. Sapiens Species
Domain Eukarya is divided into 4 kingdoms: _______________, _____________, _________________, and _________________. Protista, fungi, plantae, and Animalia
Capable of living in extreme environments. Archaea
Structurally simple but metabolically diverse. Bacteria
Diverse group of eukaryotes, many single celled. Protists
Multicellular photosynthesizers. Plants
Multicellular organisms that ingest food. Animals
Multicellular decomposers Fungi
First word of Binomial name is Genus
Second word of Binomial name is specific epithet
Biology is the scientific study of Life
Scientific method begins with observation
May take advantage of knowledge and experiences of other scientists. Which uses the senses and may also include studies done by others. Observation
Scientist uses inductive reasoning or lead to a prediction. Hypothesis
Uses creative thinking to combine isolated facts into a cohesive whole. Inductive reasoning
Possible explanation for an event Hypothesis
Make a _____________ and perform _____________________ prediction experiments
Develop a ___________________. Is the hypothesis supported or not? Conclusion
Ultimate goal of science is to understand the natural world in accepted explanations for how the world works. Scientific Theory
Theory of evolution is considered a _____________ _____________ in ____________. unifying concept in biology.
Some biologist refer to the principle or law of evolution due to over 100 years of support by so many ______________ and _________________. observations experiments
What are the 4 parts of the scientific method: Observation, hypothesis, experiments, conclusion.
Support or refute the hypothesis Experiments
Reached by analyzing data to determine whether the results support or do not support the hypothesis. Conclusion
Technician doesn't know which group patient is in is a ________-________ __________, Double-blind study
Application of scientific knowledge for a practical purpose Technology
Branch of ethics concerned with the development and consequences of technology (built-in safety mechanism) Bioethics
_____________________ is perhaps the single most significant bioethical issue today. Biodiversity
Death of an entire species or taxonomical group. Extinction
The increased amount of carbon dioxide and other gases in the atmosphere, is causing a rise in temperature is called ______________ ________________. Global warming
These gases allow the suns rays to pass through but they absorb and radiate heat back to Earth, a phenomenon call the _____________ ____________. Greenhouse effect.
________________ _______________ may result from new and/or increased exposure to animals or insect populations that may act as vectors for disease. Emerging Diseases
_________________ _________________ is changes in the normal cycles of the Earth's climate that may be attributed to human activity. Climate change
Created by: jwatts1