Mod 1
Life emerges at the level of what?
The cell
The process in which organisms adapt to become better suited for their environments over time through mutations through generations is?
Natural selection
What do you call a nitrogen atom that gains a proton?
Oxygen Atom
what type of bond holds the nitrogen and hydrogen atoms together?
covalent Bond
What is the monomer of nucleic acids?
A nucleotide
How many properties of life are there?
7
The act of breeding specifically selected species to create the best form of said species with desired traits that come from the mom or dad of the species is defined as?
Artificial selection
Which of the following atoms is most electronegative?
O,H,C, or N?
O
Are water molecules polar or non-polar?
Polar
What type of polysaccharide is glycogen?
storage polysaccharide
What are the three domains of life? (add comma next to answers)
Bacteria, Archaea, Eukarya
What is a specific variant form of a gene defined as? Answer with a single word
Allele
What is the chemical bond associated with carbon and nitrogen?
Polar covalent bond
The function of a PH indicator is to see and determine the PH of a solution visually. The PH indicator will change color based on how ___ or ___ a solution is. fill in the blank. (Answer with a comma in between both answers)
basic, acidic
What type of bonds do unsaturated fats contain?
double bonds
What is the main requirement for a hypothesis? It must be ____
testable
What dictates the visual appearance and characteristics of an organism? Answer with a single word.
Phenotype
What are the most minor individual units with an element's properties?
Atoms
When water dissociates into ions, which of the following would be called a reactant?
H2O, H+, or -OH
H20
The alpha helix and beta pleated sheet represent what level of protein structure?
The secondary level
The independent variable_____?
Has an effect on the dependent variable.
What is a section of DNA that provides various information for the intended instructions for the creation of RNA? Answer with a single word.
Gene
What are the three subatomic particles? (answer with a comma separating each answer)
Protons, Neutrons, Electrons
What does PH stand for?
What 5 bonds stabilize the tertiary structure of a protein? (Answer with a comma separating each answer)
Hydrogen bonds, Ionic bonds, Hydrophobic bonds, Hydrophobic, Disulfide bonds.