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
LenKa [72]
3 years ago
11

Which cells have a cell wall and a ncleus

Biology
1 answer:
marta [7]3 years ago
8 0
Plant cells are the only cells with a cell wall.
You might be interested in
What is binomial nomenclature? <br>​
Mrrafil [7]

Answer:

In taxonomy, binomial nomenclature ("two-term naming system"), also called binominal nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin grammatical forms, although they can be based on words from other languages. Such a name is called a binomial name (which may be shortened to just "binomial"), a binomen, binominal name or a scientific name; more informally it is also called a Latin name.

5 0
3 years ago
Read 2 more answers
A roofer needs to get a stack of shingles onto a roof. Pulling the shingles up manually uses 1,549 n of force. The roofer decide
AURORKA [14]

Answer:

3.47

Explanation:

Mechanical advantage is given by the ratio of output force by input force.

F_o = Output force = 1549\ \text{N}

F_i = Input force = 446\ \text{N}

So,

MA=\dfrac{F_o}{F_i}\\\Rightarrow MA=\dfrac{1549}{446}\\\Rightarrow MA=3.47

The mechanical advantage of the pulley's is 3.47.

5 0
2 years ago
Why living things need to move​
Artyom0805 [142]
All living organisms need to take substances from their environment to obtain energy, to grow and to stay healthy
3 0
2 years ago
The actual transport of protons by the proton pump is mediated by a transmembrane protein which undergoes a change in its
il63 [147K]

Answer:

The correct answer is A) Conformation.

Explanation:

Proton pumps are usually molecules that are able to change its conformation in order to transport molecules from one side to the other. The amino acid sequence cannot be changed, because it would change completely the function of the protein. For example, the sodium/potassium pump changes its conformation in order to move these molecules from one side of the membrane to the other.

5 0
3 years ago
?which food contains cholesterol?
geniusboy [140]
E. beef liver
none of these foods have cholesterol, in fact avocado can help lower cholesterol.
4 0
3 years ago
Other questions:
  • Suppose you plant a seed and observe that a tree of large mass grows from it.The tree achieves a final mass that changes very li
    5·2 answers
  • Which process provides the energy used to make ATP from ADP?
    14·2 answers
  • What are some functions of noncoding DNA?
    15·1 answer
  • Marcus discovered that sodium (Na) is found in Group 1, Period 3 on the periodic table. Where should Marcus look to find another
    5·1 answer
  • Wetlands provide all of the following benefits EXCEPT
    15·1 answer
  • The autonomic nervous system connects an animal's ____
    10·2 answers
  • A chemical bond in which two ions will stay together because of the mutual attraction of their opposite charges is a
    9·1 answer
  • Organs are comprised of tissues that work together to perform a specific bodily function.
    10·2 answers
  • Bones provide attachments that allow skeletal muscles to cause movements? True or false
    9·1 answer
  • In your opinion, do you believe that humans are impacting Earth’s crust through fossil fuel extraction? Why or why not?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!