100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Marvin BI 112 Exam 3 Questions and Answers Already Graded A+ $10.99   Add to cart

Exam (elaborations)

Marvin BI 112 Exam 3 Questions and Answers Already Graded A+

 9 views  0 purchase
  • Course
  • Marvin BI 112
  • Institution
  • Marvin BI 112

Marvin BI 112 Exam 3 Questions and Answers Already Graded A+ What is the significance of the pH level in enzyme activity? A) It determines the color of the enzyme B) It affects the shape and function of the enzyme C) It influences the speed of cellular respiration D) It has no effect on enz...

[Show more]

Preview 4 out of 39  pages

  • October 5, 2024
  • 39
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Marvin BI 112
  • Marvin BI 112
avatar-seller
BrilliantScores
Marvin BI 112 Exam 3 Questions and
Answers Already Graded A+
What is the significance of the pH level in enzyme activity?

A) It determines the color of the enzyme

B) It affects the shape and function of the enzyme

C) It influences the speed of cellular respiration

D) It has no effect on enzymes


✔✔B) It affects the shape and function of the enzyme




How does temperature influence the rate of photosynthesis?

A) Higher temperatures always increase the rate

B) There is an optimal temperature range for maximum rate

C) Temperature does not affect photosynthesis

D) Lower temperatures always increase the rate


✔✔B) There is an optimal temperature range for maximum rate




Which molecule acts as the primary energy currency of the cell?

A) NADH

1

,B) FADH2

C) ATP

D) Glucose


✔✔C) ATP




What structure is responsible for the selective permeability of the cell membrane?

A) Phospholipid bilayer

B) Cell wall

C) Cytoplasm

D) Nucleus


✔✔A) Phospholipid bilayer




In what part of the cell does glycolysis occur?

A) Nucleus

B) Mitochondria

C) Cytoplasm

D) Endoplasmic reticulum


✔✔C) Cytoplasm


2

,What is the role of the spliceosome during mRNA processing?

A) To add a poly-A tail

B) To remove introns from pre-mRNA

C) To initiate translation

D) To transport mRNA out of the nucleus


✔✔B) To remove introns from pre-mRNA




Which cellular process involves the uptake of large particles through membrane invagination?

A) Exocytosis

B) Phagocytosis

C) Pinocytosis

D) Receptor-mediated endocytosis


✔✔B) Phagocytosis




What is the main function of the sodium-potassium pump in a cell?

A) To synthesize proteins

B) To maintain the resting membrane potential


3

, C) To promote cellular respiration

D) To facilitate photosynthesis


✔✔B) To maintain the resting membrane potential




Which of the following is a characteristic of prokaryotic cells?

A) Membrane-bound organelles

B) Nucleus

C) Circular DNA

D) Complex cytoskeleton


✔✔C) Circular DNA




What is the primary outcome of the Calvin cycle in photosynthesis?

A) Production of glucose

B) Release of oxygen

C) Generation of ATP

D) Splitting of water


✔✔A) Production of glucose




4

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller BrilliantScores. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $10.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

66579 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$10.99
  • (0)
  Add to cart