Biology 101 Chapters 1-4
Which of the following lists the terms from simplest to most complex? * cells, tissues, organs, organ systems, organism
The smallest unit of life? * Cell
The process of_________ transforms solar energy into chemical energy. * Photosynthesis
All the chemical reactions that occur in a cell are called? * Metabolism
All single-celled organisms including archaea and bacteria are prokaryotes? * False, because some Eukaryotes, including Protista are single- celled.
Prokaryotes belong to? * Domain Archaea
Which of the following correctly list the classification categories from least to most inclusive? * species, genus, family, order, class, phylum, kingdom, domain
Which of the following is the most encompassing level of organization? * Ecosystem
Living organisms must constantly take in energy in order to power functions necessary to remain alive. The chemical reactions that involve energy conversion are called? * Metabolism
In science, a theory? * Encompasses many hypotheses
Bioethics is a branch of biology concerned with? * The development and consequences of biological technology.
The Organization of Life
1. Atoms
2. Molecules
3. Macromolecules
4. Organelles
5. Cells
6. Tissue
7. Organs
8. Organ Systems
9. Organism
10. Population
11. Species
12. Community
13. Ecosystem
Atoms are joined together into complex clusters called? * Molecules
The most basic level is that of __________, which are groups of similar cells that act as a functional unit. * Tissue
Organ Systems function together to form a _______? -Organism
Hydrogen= 1 Electron
If you change the # of protons you change the atom
Positive attracts negative
Ion= Charged Atom
If you dissolve sugar and water you have a mixture.
Polarity-any separation of charge into distinct positive & negative regions.
Molecule- group of 2 or more atoms joined by chemical bonds.
Compound-Type of molecule that has atoms of more than one
The smallest unit of life? * Cell
The process of_________ transforms solar energy into chemical energy. * Photosynthesis
All the chemical reactions that occur in a cell are called? * Metabolism
All single-celled organisms including archaea and bacteria are prokaryotes? * False, because some Eukaryotes, including Protista are single- celled.
Prokaryotes belong to? * Domain Archaea
Which of the following correctly list the classification categories from least to most inclusive? * species, genus, family, order, class, phylum, kingdom, domain
Which of the following is the most encompassing level of organization? * Ecosystem
Living organisms must constantly take in energy in order to power functions necessary to remain alive. The chemical reactions that involve energy conversion are called? * Metabolism
In science, a theory? * Encompasses many hypotheses
Bioethics is a branch of biology concerned with? * The development and consequences of biological technology.
The Organization of Life
1. Atoms
2. Molecules
3. Macromolecules
4. Organelles
5. Cells
6. Tissue
7. Organs
8. Organ Systems
9. Organism
10. Population
11. Species
12. Community
13. Ecosystem
Atoms are joined together into complex clusters called? * Molecules
The most basic level is that of __________, which are groups of similar cells that act as a functional unit. * Tissue
Organ Systems function together to form a _______? -Organism
Hydrogen= 1 Electron
If you change the # of protons you change the atom
Positive attracts negative
Ion= Charged Atom
If you dissolve sugar and water you have a mixture.
Polarity-any separation of charge into distinct positive & negative regions.
Molecule- group of 2 or more atoms joined by chemical bonds.
Compound-Type of molecule that has atoms of more than one