Week 1
What is Biology?
What is the study of life.
What are two observations and two inferences provided by Darwin and Wallace to describe natural selection as a mechanism of evolution?
What is
Observation #1: Individual variation
Observation #2: Overproduction of offspring
Inference #1: Unequal reproductive success
Inference #2: Accumulation of favorable traits over time
What is the atomic number and mass number for Carbon?
12
How do hydrogen bonds make these emergent properties possible?
What is It gives water life-supporting properties, water supports life.
If a substrate has a positive charge, which amino acid would you expect to find in the active site (the pocket) of the enzyme?
What is Glutamate
What was Darwin's second point for evolution?
What is natural selection.
Describe 5 ways forces that cause populations to change their frequencies of traits.
Natural Selection, Genetic drift, Gene flow, Mutations, and Genetic hitchhiking.
What would happen if carbon lost an electron?
What is gain a positive charge
What are the emergent properties of water that support life on Earth?
What is High Specific Heat, Metabolism, Ice floats, and Cohesion.
What is the name for breaking polymers?
What is hydrolysis
Life emerges at the level of?
What is the cell.
What is the purpose of an experiment?
What is To test a hypothesis.
How many bonds can nitrogen make?
3
What does Adding an acid to a solution?
What is decreases pH
Another name for simple sugars?
What is Monosaccharides
What is the main requirement for a scientific hypothesis?
What is "It must be testable."
Why is it important to control for confounding variables in an experiment?
What is To plan on how I can reduce their impact on the experiment.
What type of bond will Carbon and Hydrogen form?
Nonpolar Covalent Bond
What does a base to a solution?
Increases pH
Where do animals store glucose?
What is glycogen
Are mutations usually beneficial or usually harmful?
What is "How beneficial or harmful mutations depend on the environment."
What is Allele?
What is Alternative versions of genes.
What do you call a nitrogen atom that gains a proton?
Oxygen
Why is an amino group considered basic?
What is because basic amino acids possess a basic R-group at a neutral pH.
What does DNA stand for?
What is deoxyribonucleic acid