Question

4.
Which of the following is correct:
(a) Cells of all living organisms have a nucleus.
(b) Both animal and plant cells have a well defined cell wall.
(c) In prokaryotes, there are no membrane bound organelles.
(d) Cells are formed de novo from abiotic materials.​

Answer 1

Answer:

a . true

b . false

c . true

d. false

Explanation:

all cell at least need nucleas irrespective of how well defined it is

animal cells dont have a cell wall the have cell membranes only but plants have cell wall as the need support and cell wall makes them rigid and tough for different conditons

in prokaryotic cell only nucleus is present

Answer 2

a. true

b. false

c. true

d. false

Explanation:

all cell at least need nucleus irrespective of how well defined it is

animal cells dont have a cell wall the have cell membranes only but plants have cell wall as the need support and cell wall makes them rigid and tough for different conditions

in prokaryotic cell only nucleus is present