Unit 1
What macromolecule is useful for animals during hibernation?
Lipids
What is the smallest unit of life?
A cell.
What is a hypotonic solution?
A solution in which there are fewer dissolved solute substances as compared to another solution (such as the inside of a cell).
How many chromosomes do humans have?
46
What did Mendel experiment on?
Pea plants.
How many branches of Biology are there and what are the names?
There are 5 types of Biology:
- Zoology
- Biochemestry
- Genetics
- Microbiology
- Ecology
What are the three ideas that make up the cell theory?
1. All organisms are composed of one or more cells.
2. The cell is the basic unit of organization in organisms.
3. All cells come from preexisting cells.
What is hypertonic solution?
A solution in which there are more dissolved solute substances as compared to another solution (such as the inside of a cell).
What causes our fingers to not be web-like?
Apoptosis.
What is the difference between phenotype and genotype?
Phenotype is the actual physical appearance or what is showing of the genes, while genotype is the genetic makeup that is determined by alleles.
What is the third step in the scientific process?
Conducting the experiment.
What is the selectively permeable membrane?
A membrane that regulates which substances enter and exit the cell.
What are some examples of alcoholic fermentation?
- Bread
- Wine
- Beer
Anything that includes yeast pretty much eating at the sugars and releasing ethanol and carbon dioxide.
What is Apoptosis?
Apoptosis instructs cells to die, causing the fingers to separate. This happens while still in the womb.
What are three types of mutations in the DNA to RNA?
- Deletion
- Insertion
- Substitution