1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Molodets [167]
3 years ago
9

the unicellular spores of the fern ceretopteris richardii are about 100 um in diameter.calculate the surface-area-to-volume rati

o of a cube whose sides are 100 um in lenth to approximate the surface-area-to-volume ratio of the fern spore cell
Biology
1 answer:
WINSTONCH [101]3 years ago
4 0
The surface area will be:
S.A. = 6l²
S.A = 6(100 x 10⁻⁶)²

Volume = l³
Volume = (100 x 10⁻⁶)³

Surface area to volume ratio:
[6(100 x 10⁻⁶)²] / (100 x 10⁻⁶)³
S.A : Vol = 6 x 10⁴
You might be interested in
What conclusion about the cells does the data in the table support?
Nookie1986 [14]

Answer:

C. Cell 1 is prokaryotic; Cell 2 is from an animal.

Explanation:

7 0
3 years ago
The most fundamental and important molecule that distinguishes living systems from nonliving matter is ____.
bija089 [108]

Answer:

The answer is DNA (Deoxyribonucleic acid)

Explanation:

Deoxyribonucleic acid, DNA is the main genetic material found in living organisms.

- It carries information called genes that determine the traits of offsprings.

- Also, it undergoes replication in ONLY living cells, as observed with virus that carries DNA and would ONLY replicate it inside the cell of a living host.

Therefore, DNA is the important molecule that distinguishes living systems from nonliving matter

4 0
3 years ago
Read 2 more answers
What are the ways to conserve soil ?
mezya [45]
You can conserve the amount of soil you have by simply being a good steward of it. this would consist of planting plants in a cycle so that the minerals and nutrients that one plant draws out of the soil, the other replaces.
4 0
3 years ago
What is the role of mitochondria in eukaryotic plant cells?
Whitepunk [10]
Mitochondria are known as the power house of the cell. They are organelles that act like a digestive system which takes in nutrients, breaks them down and creates energy rich molecules for the cell. The biochemical processes of the cell are known as cellular respiration. So this is the mi=ain function of the Mitochondria.


I Hope This Helped!

8 0
4 years ago
The pulmonary veins are the only veins that carry what type of​ blood?
kkurt [141]
They're the only vein that carries oygenated blood
4 0
3 years ago
Other questions:
  • 1. View the cartoon below. Describe how this cartoon illustrates interphase.
    5·1 answer
  • can someone paraphrase this for me? an ionic bond is the attraction of a positively charged ion to a negatively charged ion a co
    14·2 answers
  • A jungle ecosystem is known to have high biodiversity, while a desert ecosystem has low biodiversity. Which ecosystem would be m
    6·1 answer
  • HELLP!
    9·1 answer
  • Which is not a function of the respiratory system?
    9·2 answers
  • Give one similarity between the cell theory and the theory of spontaneous generation.
    13·1 answer
  • Help <br> Which are characteristics of life?
    13·1 answer
  • Ecosystem contain both blank and blank parts
    15·1 answer
  • Based on your work with lab specimens and the information available on pages 93-97 of your lab manual, which of the following ch
    12·1 answer
  • What is not an example of matter and energy cycling through living things
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!