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
Bumek [7]
3 years ago
10

The principal microtubule-organizing center in animal cells is the ____________. A. centrosome. B. centromere. C. kinetochore. D

. cell cortex.
Biology
1 answer:
Gwar [14]3 years ago
4 0

Answer:

A. centrosome

Explanation:

  • The centrosome is known as the main microtubule-organizing center in the animal cells. 
  • The centrosome constitutes of two centrioles and is surrounded by the pericentriolar material which is nothing but a structured matrix of proteins. 
  • It is the center through which the microtubules emerge.
  • In animal cells, the centrosome is associated with the formation of spindle fibres. 
You might be interested in
In gel electrophoresis, how are the dna samples added to the wells?.
jenyasd209 [6]

DNA samples are added into wells with the help of electric current.

<h3>How dna samples added to the wells?</h3>

DNA samples are added into wells at one end of a gel whereas an electric current is applied to pull them through the gel. DNA fragments are negatively charged, so they move towards the positive electrode.

So we can conclude that DNA samples are added into wells with the help of electric current.

Learn more about dna here: brainly.com/question/16099437

5 0
2 years ago
Are viruses composed of cells?
SashulF [63]

Answer:

No

Explanation:

Viruses are not made out of cells. A single virus particle is known as a virion, and is made up of a set of genes bundled within a protective protein shell called a capsid. Certain virus strains will have an extra membrane (lipid bilayer) surrounding it called an envelope.

4 0
3 years ago
Read 2 more answers
Which type of macromolecule is made up of subunits that are called amino acids?
kogti [31]
Proteins are macromolecules that are made up of the subunits that are called amino acids, there are 20 fundamental kinds of amino acids present. These varying combinations of them make different proteins needed for numerous functions.
8 0
4 years ago
Read 2 more answers
Characteristics of human chromosomes
qaws [65]
Chromosome is a threadlike structure present in nucleus .Chromosomes are composed of chromatin and carry the genes in a linear sequence; these determine the individual characteristics of an organism there are 23 pairs of chromosomes out of those one is different. In female it is XXY qnd in males it is xy
6 0
3 years ago
Why are matter cycles important in an ecosystem??ASAP!!!
Neko [114]

Answer:

Because the element carbon forms the backbone of the molecules that make up cells, one of the most important biogeochemical cycles to life on Earth is the carbon cycle. ... Carbon moves from living things back to the environment as all types of organisms use some of their food molecules as a source of energy.

Explanation:

7 0
4 years ago
Other questions:
  • In the africa savanna mor widebeasts are born than the enviroment
    9·1 answer
  • En la raza de ovejas Rommey Marsh, un gen conocido como gris letal, provoca que el feto gris GG, muera antes de las 15 semanas d
    5·1 answer
  • HELP!! Karina is looking at a group of cells under the microscope. The organism has many cells, each with a cell wall and green
    12·1 answer
  • Which dinosaur was able to hold its prey in his mouth due to teeth that curved backwards
    13·2 answers
  • All individuals have two alleles for a given trait. According to Mendel's ____________, these alleles are passed down one each f
    14·2 answers
  • A scientist observes a previously unknown species. It is multicellular, and has specialized sense organs. Based on the diagram o
    11·1 answer
  • Part D Do you think the gene EEF1 ALPHA1 supports cell theory? Explain your response.
    8·1 answer
  • I need help with my biology hw is biology and math
    12·1 answer
  • . What provides most of the water for the water cycle?
    14·2 answers
  • P.Science Co-PC
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!