English

Fill in the blank and explain the statement. For formation of plasma membrane, ____________ molecules are necessary. - Science and Technology 2

Advertisements
Advertisements

Question

Fill in the blank and explain the statement.

For formation of plasma membrane, ____________ molecules are necessary.

Fill in the Blanks

Solution

For formation of plasma membrane, phospholipid molecules are necessary.

Explanation:

Phospholipids form the bilayer structure of the plasma membrane into which are interspersed protein molecules, either intrinsically or extrinsically. This arrangement helps regulate the movement of substances into and outside the cell.
shaalaa.com
  Is there an error in this question or solution?
Chapter 2: Life Processes in living organisms Part -1 - Exercises [Page 21]

APPEARS IN

Balbharati Science and Technology 2 [English] 10 Standard SSC Maharashtra State Board
Chapter 2 Life Processes in living organisms Part -1
Exercises | Q 1.5 | Page 21

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

The diagram given below represents a stage during cell division.

Study the same and answer the questions that follow:

  1. Identify whether it is a plant cell or an animal cell. Give a reason in support of your answer.
  2. Name the stage depicted in the diagram. What is the unique feature observed in this stage?
  3. Name the type of cell division that occurs during:
    1. Replacement of old leaves by new ones
    2. Formation of gametes
  4. What is the stage that comes before the stage shown in the diagram?
  5. Draw a neat, labelled diagram of the stage mentioned in (iv) above keeping the chromosome number constant.

Given below is a diagram representing a stage during mitotic cell division in an animal cell Examine it carefully and answer the questions which follow.

 

  1. Identify the stage. Give one reason in support of your answer.
  2. Name the cell organelle that forms the ‘aster’.
  3. Name the parts labelled 1, 2 and 3.
  4. Name the stage that follows the one shown above; how is that stage identified?
  5. Mention two differences between mitosis and meiosis with regards to:
    1. The number of daughter cells produced.
    2. The chromosome number in the daughter cells.

Genetic recombination occurs in ______ phase of prophase of meiosis-I.


Choose the correct answer:
Which division takes most time?


What happens to chromatin during prophase and metaphase of mitosis?

In which one of the following options the two stages of mitosis have been given in correct sequence?


Draw a labeled schematic representation of mitosis cell division.


Explain the Term Pachytene


Explain the Term Cell Diakinesis


Name the following:

Replacement of dead cells is accomplished by which process.


Name the Following

Nuclear envelope and nucleoli reappear in which stage.


Give Technical Terms

The stage at which spindle fibres begin to be formed.


Give Technical Terms

Division of nucleus.


Choose the Odd One Out


Multiple Choice Question:

The nuclear membrane disappears in


Multiple Choice Question:

The nuclear membrane and nucleolus become indistinguishable during


The diagram given below represents a stage in mitosis.

  1. Identify the stage given above.
  2. Give one reason to support your answer in (a).
  3. Mention the number of chromosomes given in the diagram.

During Mitosis what is the position of chromatids in metaphase?


The phase of karyokinesis which is almost the reverse of prophase is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×