BIOL 102 - CHP. 1 Review (Human Biology)
Living Things _______ and _______.
grow, reproduce
What are the characteristics of Kingdom Animalia?
multicellular, eukaryotic, heterotrophic
What are the characteristics of Kingdom Plantae?
multicellular, eukaryotic, photosynthetic
Energy
Capacity to do work
What is the smallest level of organization capable of maintaining homeostasis?
Cell
Tissues are comprised of multiple:
Cells
Living Things require _______ and _______.
energy, raw materials
What are the characteristics of Kingdom Fungi?
eukaryotic, decomposers (molds, yeasts, mushrooms)
Living Things respond to their _______.
external environment
What is the second smallest unit of the classification system?
genus
All living human beings belong to the same _____ and _____.
genus, species
Domain Eukarya _____ a membrane-bound nucleus (they are eukaryotes).
has
Living Things pass on _______ to their offspring.
hereditary material (a.k.a DNA)
Living Things maintain _______.
homeostasis
Organ
Made up of tissue
Living Things are composed of _______.
cells
Organisms can be either _______ or _______.
unicelluar, multicelluar
What are the characteristics of Kingdom Protista?
unicellular and simple multicellular, eukaryotic (protozoa, algae, slime molds)
Organism
A complete living thing
Organ System
A groups of organs that work together
H2O (Hydrogen and Oxygen) is classified as what?
A molecule
Opposable Thumbs (a defining feature of humans)
Able to grasp objects between thumb and tips of fingers
Bipedalism (a defining feature of humans)
Able to stand upright and walk on two legs
Metabolism
All chemical reactions that occur in cell
What kingdom are humans classified as?
Animalia
What are all the levels of biological organization?
Atoms, Molecules, Cells, Tissue, Organs, Organ Systems, Organism
Which of the following would be considered prokaryote?
Bacteria and Archaea
Cells
Basic unit of life, is alive
What are the defining features of humans?
Bipedalism, opposable thumbs, large brain, capacity for language
Capacity for language (a defining feature of humans)
Both spoken and written (able to speak and write)
Large brain (a defining feature of humans)
Brain is large relative to body size
What are the three Domains?
Domain Bacteria ,Domain Archaea, Domain Eukarya
What is the full Classification of Humans?
Domain: Eukarya Kingdom: Animalia Phylum: Chordata (animals with neural cord) Class: Mammalia (animals with mammary glands) Order: Primates (humans, lemurs, monkeys, apes) Family: Hominidae (ancient and modern humans) Genus: Homo Species: sapiens
Nutrients
Function as building blocks (raw material)
What four kingdoms are in domain Eukarya?
Kingdom Prostista, Kingdom Animalia, Kingdom Fungi, Kingdom Plantae
Molecules
Made when atoms combine
Tissue
Made when similar cells combine
Homeostasis
Maintaining a constant (or stable) internal environment despite a constantly changing external environment
Which of the following is NOT a characteristic that makes humans different than other organisms?
No membrane bound nucleus
Which of the following is not a molecule associated with life?
None of these answers are correct.
Species
One or more populations of organisms, similar physical and functional characteristics, can interbreed and produce fertile offspring
A group of individuals of the same species living in the same area is known as a:
Population
What is the fundamental criteria used for classification?
Presence or absence of a nucleus, number of cells, type of metabolism
What kinds of cellular organisms maintain homeostasis?
Single Cell and Multicelluar organisms
Atoms
The smallest portions of an element
Homeostasis is the process by which living organisms maintain a fairly constant internal environment despite changes in the external environment.
True
Which of the following is NOT characteristic of living things?
Unable to respond to the external enviorment
What are the molecules of life?
carbohydrates, lipids, proteins, nucleic acids
What is the smallest unit of life (basic unit of life)?
cell
Living Things are (scientifically) grouped according to their ______.
characteristics
Domain Bacteria and Domain Archaea ______ a membrane-bound nucleus (they are prokaryotes).
lack
Living Things have a different _______ than nonliving things.
molecular composition
Cells come from _______.
pre-existing cells
What is the smallest unit of the classification system?
species