EduNinjaThe micrograph shows a buttercup (Ranunculus bulbosus) stem in transverse section. Region T has been highlighted to show more detail.
In the right-hand box, draw a labelled plan diagram of region T to show the distribution of tissues.
The micrograph is an image of human cheek cells viewed with a light microscope.
The electron micrograph shows part of an animal cell.
Outline the functions of Y and Z in the cell.
The image shows a section through a specialised plant cell.
Removed for copyright reasons
Identify structure X .
State one function of structure X .
What function is performed by the part of the cell shown in the electron micrograph?
Locomotion
Synthesis of proteins
Movement of chromosomes
Breakdown of cellular organelles
The electron micrograph shows part of a cell. Which organelle is the site of aerobic respiration?
The diagram summarizes the production and secretion of digestive enzymes in an exocrine gland cell of the pancreas.
Which cell organelle is involved at Y ?
Rough endoplasmic reticulum
Golgi apparatus
Lysosome
Ribosome
The image shows an electron micrograph of a cell.
Which organelles correspond to the labels in the electron micrograph of this cell?
1
II
III
secretory vesicles
Golgi apparatus
mitochondria
mitochondria
Golgi apparatus
secretory vesicles
secretory vesicles
rough endoplasmic reticulum
mitochondria
mitochondria
rough endoplasmic reticulum
secretory vesicles
The image shows an electron micrograph of pancreatic exocrine cells.
What is the role of the vesicles shown in the micrograph?
To transport hormones between the rough endoplasmic reticulum and the Golgi apparatus
To store glycogen when blood glucose levels are high
To move enzymes out of the cell by exocytosis
To digest cellulose
What is the function of the Golgi apparatus?
Transport of lipids
Synthesis of polypeptides
Processing of proteins for secretion
Generation of most of the cell's supply of ATP
Which organelle is involved in generating vesicles destined for the cell membrane?
Golgi apparatus
Smooth endoplasmic reticulum
Rough endoplasmic reticulum
Lysosome