1. they require both RNA and DNA
2. they both need food molecules
3. they both require oxygen for respiration
4. both require the environment of a cell to replicate
both require the environment of a cell to replicate
1. double-stranded DNA
2. single-stranded DNA
3. single-stranded RNA
4. double-stranded RNA
double-stranded DNA
1. they can reproduce
2. they have protein synthesizing machinery
3. they have some genes
4. they are parasites
they can reproduce
1. MW Beijerinck
2. TO Diener
3. J Ivanowsky
4. WM Stanley
TO Diener
1. immunoglobulins
2. interferons
3. antitoxins
4. lipoproteins
interferons
1. Adenosine triphosphate
2. Ribulose diphosphate
3. Phototropism
4. Photolysis
Phototropism
1. Light
2. Hg
3. Fe
4. Mg
Light
1. P 700
2. Carotene
3. P 680
4. Xanthophyll
P 700
1. P 700
2. Carotene
3. P 680
4. Xanthophyll
P 680
1. Is converted into kinetic energy
2. Is converted into chemical energy
3. Is used as a catalyst
4. Plays no role
Is converted into chemical energy