BIO101 - Straighterline Test 2 Questions and Answers | Latest Update | 2024/2025 | Graded A+
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Course
BIO101 - Straighterline
Institution
BIO101 - Straighterline
BIO101 - Straighterline Test 2 Questions
and Answers | Latest Update | 2024/2025
| Graded A+
What is the role of the cytoskeleton in cell movement?
The cytoskeleton provides structural support and facilitates movement by forming tracks for
intracellular transport and enabling cell shape...
BIO101 - Straighterline Test 2 Questions
and Answers | Latest Update | 2024/2025
| Graded A+
What is the role of the cytoskeleton in cell movement?
✔✔ The cytoskeleton provides structural support and facilitates movement by forming tracks for
intracellular transport and enabling cell shape changes.
How do enzyme inhibitors affect enzyme activity?
✔✔ Enzyme inhibitors reduce or block enzyme activity by binding to the enzyme and preventing
substrate interaction.
What are the main types of RNA involved in protein synthesis, and what are their functions?
✔✔ mRNA carries genetic information from DNA to the ribosome, tRNA transports amino acids
to the ribosome, and rRNA is a structural component of ribosomes.
1
, How do plant and animal cells differ in terms of energy storage?
✔✔ Plant cells store energy primarily as starch, while animal cells store energy as glycogen.
What is the primary purpose of the Calvin cycle in photosynthesis?
✔✔ The Calvin cycle uses ATP and NADPH from the light-dependent reactions to fix carbon
dioxide into glucose.
What is the role of the extracellular matrix in animal cells?
✔✔ The extracellular matrix provides structural support, segregates tissues, and regulates cell
communication and adhesion.
How do competitive and non-competitive inhibitors differ in their effect on enzyme activity?
✔✔ Competitive inhibitors compete with the substrate for the active site, while non-competitive
inhibitors bind to a different site, altering the enzyme's function.
2
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