Organelle involved in the synthesis of oils, phospholipids, and steroids in a eukaryotic cell will be:
1. Lysosome 
2. Smooth Endoplasmic Reticulum (SER) 
3. Rough Endoplasmic Reticulum (RER) 
4. Golgi apparatus
Subtopic:  Endomembrane System (Endoplasmic Reticulum) |
 89%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.

Which of the following statements with respect to Endoplasmic Reticulum is incorrect?
1. SER are the sites for lipid synthesis 
2. RER has ribosomes attached to ER 
3. SER is devoid or ribosomes 
4. In prokaryotes only RER are present 
Subtopic:  Cell Organisation | Endomembrane System (Endoplasmic Reticulum) |
 86%
Level 1: 80%+
Hints

The smooth Endoplasmic Reticulum is expected to be especially abundant in cells that synthesize extensive amounts of:
1. toxins
2. proteins
3. enzymes
4. lipids
Subtopic:  Endomembrane System (Endoplasmic Reticulum) |
 87%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Animal cells contain organelles that take part in vital processes. Which of the following is true?
(i) The majority of energy production by animal cells occurs in the mitochondria.
(ii) The cell wall protects the animal cell membrane from outside pressure differences.
(iii) The endoplasmic reticulum plays a role in protein synthesis.
1. (i) only
2. (i) and (iii)
3. (iii) only
4. (i) and (ii)
Subtopic:  Mitochondria | Endomembrane System (Endoplasmic Reticulum) |
 83%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.