Exam 1
The climate modifying property of lakes and oceans is due to waters ____.
High Specific Heat
What is the input organic molecule in glycolysis? What is the input organic molecule in the Kreb’s
cycle?
glucose ....................... Acetyl CoA
Breeding of an individual of unknown genotype with a homozygous recessive in order to determine the unkown's genotype
Test Cross
If a somatic cells has 20% Adenine (A), then this will be the percentage of guanine.
30%
What is the most important factor to create the genetic differences that make adaptation by natural selection possible?
sexual reproduction
A chemical bond resulting from the attraction between oppositely charged ions is a(n) ____.
Ionic Bond
In cellular respiration, the electrons that enter the electron transport chain are carried by what
molecule? What molecule is the ultimate electron acceptor?
NADH and FADH2 ..................... O2
The phases of mitosis in order
The phases of mitosis
A codon is found on _____________; an anticodon is found on _____.
mRNA ............ tRNA
What is the expected fate of a protein that has ubiquitin covalently attached to the polypeptide chain?
It will be degraded by proteosomes.
A triacylglyceride is composed of a _________.
glycerol backbone with three fatty acids
Which parameter changes in an enzyme-catalyzed reaction?
EA
When a cell in S phase was fused with a cell in G1, the cell in G1 immediately moved to what phase?
S phase
During mRNA splicing ________ are removed and _________ are connected.
introns .......... exons
The wings of birds and insects have similar structure and function, but are not a result of common ancestry. This would be a result of:
convergent evoloution.
What is the main difference between active and passive transport?
Active transport uses energy and passive transport does not.
During cellular respiration the fuel such as glucose is being _________ and O2 is being ___________.
oxidized, reduced
Phenotypic ratio of a dihybrid cross
What is the sequence of the mRNA generated if this was the DNA sequence read by
RNA polymerase?
5’- CGG ATC ACT -3’
5’- AGU GAU CCG -3’
If a population is not in Hardy-Weinberg equilibrium, what must be true?
The population is evolving
The major factor limiting cell size is the _____.
Surface Area to Volume Ratio
What organelle compartmentshave the lowest pH due to chemiosmosis?
Intermembrane space of the mitochondria & thylakoid space in chloroplasts
The mechanism that breaks the physical connection between genes of the same chromosome.
Crossing over of homologous chromosomes.
In a prokaryotic cell, transcription occurs in the _____, and in an eukaryotic cell
transcription occurs in the ________
cytoplasm ........... nucleus
What is the equation for Hardy Weinberg equilibrium relating to genotype frequency?
p2 + 2pq + q2=1