Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
24 Cards in this Set
- Front
- Back
|
RNA polymerase |
Identify the enzyme that is found within the nucleus and is active during transcription. |
|
|
Proteins |
Carries out the functions of a cell membrane. |
|
|
Neutral |
Solution that has an equal number of hydrogen and hydroxide ions. |
|
|
Chlorine |
An example of a negatively charged atom. |
|
|
Tertiary |
Level of protein structure characterized various bonding of a polypeptide that has folded upon itself. |
|
|
Endoplasmic reticulum |
Produces ribosomes |
|
|
Basic |
A solution with a low concentration of hydrogen ions is deceived as ________. |
|
|
DNA polymerase |
Enzyme that forms the sugar-phosphate backbone on the newly synthesized DNA strand during replication. |
|
|
mRNA |
Carries the information for protein synthesis to the cytoplasm from the nucleus. |
|
|
Fructose |
Dietary sugar |
|
|
Tonicitu |
Refers to the strength of a solution |
|
|
DNA topoisomerase |
Enzyme that breaks the H-bonds between the DNA strands during replication |
|
|
Collagen and Keratin |
Structural protein |
|
|
Active tramsport |
The assisted transport of a molecule across the membrane against the concentration gradient requiring the use of energy |
|
|
Cytoplasm |
Everything within the cell except the nucleus is the ________. |
|
|
mRNA |
A codon is located on the __________ molecule. |
|
|
Kinetic energy |
Substances diffuse due to their _________. |
|
|
Promoter |
The start site for transcription |
|
|
Coding region |
Portion of a gene that identifies the amino acid sequence in a polypeptide |
|
|
Mitosis |
Example of how cells arise from pre-existing cells. |
|
|
Extracellular fluid |
Fluid outside of the cell |
|
|
Nucleolus |
Composed of DNA, RNA, and proteins |
|
|
Smooth endoplasmic reticulum |
The organelle responsible for cholesterol and hormone synthesis |
|
|
Nucleolus |
Site of ribosome synthesis and assembly |
