STERNGRR
Macromolecules
Macromolecules x2
Enzymes
pH
100
Which life process uses oxygen to break down food for energy?
Respiration
100
Which macromolecule is insoluble in water?
lipids
100
How are nucleic acids and proteins related?
Nucleic acids give the instructions to build proteins
100
The sequence of what influences the proteins shape?
amino acid sequence
100
What would happen to an enzyme if we increased the pH or temperature drastically?
Enzymes would denature
200
Plants produce seeds to make more plants
Reproduction
200
Draw an amino acid
200
Which macromolecules has CHO in a ratio of 1:2:1?
carbohydrates
200
The way a protein is folded in an enzyme will determine the shape and what else?
Function of that enzyme
200
Which pH would be the strongest acid?
- 0.9
- 2.4
-13.7
0.9
300
Which process would involve removement of wastes?
excretion
300
What is the function of DNA?
it stores genetic information
300
Which molecule is broken down during cellular respiration to make energy?
Draw the molecule.
Glucose/monosaccheride
300
Is this a synthesis or decomposition reaction?
decomposition
300
pH of 8.1 is a . . . . ?
Strong/weak base
Strong/weak acid
weak base
400
What type of molecule acts as a chemical messenger to help control the function of the body? Examples of this are testosterone, estrogen, insulin
Hormones
400
Which bond holds amino acids together?
peptide bonds
400
A patient comes to the ER with difficulty transporting oxygen. What type of structure may be damaged in red blood cells?
Hemoglobin
400
The concentration of this molecule does not change before or after a reaction because they are reusable
enzymes
400
A beaker contains a strong acid. A buffer is poured into the beaker. What will happen to the pH?
slightly increase
500
Which part of CARSMOG explains how giraffe's have evolved to longer necks?
They were able to ADAPT to their environment.
500
What are the three components of a nucleotide?
-phosphate
-a 5-carbon sugar
-a nitrogen base
500
A substance turns purple when Biurets is added to it. Which organic compound is present?
proteins
500
2 H2O2 catalase 2H2O + O2
------------->
What is true about this reaction? (more than one may apply)
- it is a decomposition reaction that helps break down a toxic substance
- the products are water and oxygen
- the reactants are hydrogen peroxide
all of the above are true
500
What are buffers used for in the body?
They help regulate pH levels in the body