301 Best Biology Questions and Answers (Q&A) - ProProfs Discuss

What happens during the formation of Okazaki fragments?

W. Wright, Biology student
Answered: Feb 18, 2021

Okazaki fragments are DNA fragments of about 150-200 base pairs long in eukaryotes that are used to create a lagging strand, most especially during DNA replication. Although they are synthesized...Read More

4 Answers

422 views

What sort of plant has an internal system of tube-like structures?

C. Perez, Writer
Answered: Feb 18, 2021

The correct answer to this question is vascular plants. They are known for having an internal system of tube-like structures that allow them to transport nutrients to their stems, roots, and...Read More

4 Answers

418 views

Which position accentuates the presence of dimpling during the inspection phase of breast assessment?

John Smith
Answered: Apr 25, 2024

Sitting with arms raised over the head-dimpling of the skin over a mass is usually a visible sign of breast cancer. dimpling is accentuated with the clients arms raised over the head or the pectoral...Read More

1 Answer

415 views

Which of the following (a cell, an organism, an ecosystem, earth, or the Universe) is the smallest closed system?

C. Perez, Writer
Answered: Feb 18, 2021

The correct answer to this question is the universe. The term closed system refers to any system with a boundary that does not allow any material from escaping or entering. While this is just a...Read More

4 Answers

412 views

What is the stable ecosystem that develops due to succession called?

A.Jeff
Answered: Apr 25, 2018

Ecosystems grow and develop just as living things do. Ecological succession is the process of evolution in the gradual structure of a climax community. The amount of time it takes can be decades...Read More

3 Answers

412 views

What is a carrying capacity?

S. Hughes
Answered: Feb 12, 2021

Carrying capacity is the population size or density of a species that an environment can support. Before a species hits this point, its population tends to grow at an exponential rate. However,...Read More

5 Answers

410 views

Can you give two examples of mutualism in creation?

G. Roland, Professor
Answered: Feb 12, 2021

Mutualism is when two different species maintain a relationship that serves them both equally, and these relationships can be mutually beneficial and non-symbiotic. The association is symbiotic...Read More

4 Answers

408 views

What is the evidence for the orgin of land plants from the green algae?

J. Alfie, Content Writer
Answered: Feb 03, 2021

There are some reports that are stating that the different land plants that can be found right now may have come from green algae. There is some fossil evidence regarding the first sporophytes...Read More

1 Answer

405 views

What cell component is commonly used for personal identification?

S. Hughes
Answered: Feb 12, 2021

The cell component commonly used for personal identification is DNA. In recent times, a lot of people have been tried for different criminal cases using their DNA samples. The reason why this is...Read More

3 Answers

404 views

Why is a nurse important?

Shinichiro
Answered: Apr 25, 2024

Breast tissue extends into the axilla.

Breast tissue extends superiolaterally into the axilla as the axillary tail or Tail of Spence. The axilla is not the hardest area to feel for changes....Read More

1 Answer

403 views

What level of biological organization best describes the tooth?

L. Hawkes, Teacher
Answered: Feb 12, 2021

Each tooth is an organ made up of three layers, including the pulp, dentin, and enamel. The tooth's pulp is a vascular area of soft connective tissues in the center of the tooth. Small blood...Read More

4 Answers

402 views

What is the main reason the interior of the cell is electronegative at rest?

W. Wright, Biology student
Answered: Feb 18, 2021

The reason why the interior of the cell is electronegative at rest is that the membrane is more permeable to K+ than to other ions. The difference in the concentration of charges in the inner and...Read More

3 Answers

397 views

What phase is shown in this picture?

Collettemc
Answered: Apr 25, 2024

Metaphase

1 Answer

397 views

What is the difference between turgor pressure and osmotic pressure?

F. Lopez
Answered: Feb 12, 2021

Turgor pressure is the actual pressure established in a cell at a specific time, and its value changes over time. Osmotic pressure is the maximum tension that can be developed in a cell at...Read More

4 Answers

396 views

What purpose does this serve (if any) in the cell when ATP releases some energy, it also releases inorganic phosphate?

C. Perez, Writer
Answered: Feb 19, 2021

ATP or Adenosine triphosphate is an important molecule for transferring and storing energy in the body cells. Due to its vital roles in the cells, it is also known as the energy currency. It is...Read More

5 Answers

394 views

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