1. Primary wall
2. Middle lamella
3. Secondary wall
4. Cell wall and cell membrane
Secondary wall
1. simple rosette thallus
2. differentiated into root, central axis and leaves
3. differentiated into rhizoids, stem and leaves
4. None of the above
differentiated into rhizoids, stem and leaves
1. Nageli
2. Singer and Nicholson
3. Roberttson
4. Plower
Nageli
1. operculum from columella
2. theca from columella
3. operculum from theca
4. columella from apophysis.
operculum from theca
1. Short, curved and biflagellate
2. Short, straight and multiflagellate
3. Long, straight and biflagellate.
4. Long, curved and biflaellate.
Short, curved and biflagellate
1. Arginine and lysine
2. Arginine and leucine
3. Arginine and tryptophan
4. Arganic and glycine
Arginine and lysine
1. pear-shaped
2. club-shaped
3. flask-shaped
4. spherical
club-shaped
1. Monosaccharides
2. Polysaccharides
3. Oligosaccharides
4. Starches
Oligosaccharides
1. capsule only
2. spore sac and spores
3. foot and capsule
4. foot, sets and capsule.
foot, sets and capsule.
1. a bilipid layer in between 2 protein layers
2. a layer of proteins on one side and a bilayer of lipid on other side
3. 2 lipid layers and 1 protein layer
4. A phospholipid layer with proteins between and on both sides of lipid layer
A phospholipid layer with proteins between and on both sides of lipid layer