#Question id: 10345
#Unit 6. System Physiology – Plant
In Leaf Chloroplasts and root plastids contain different forms of the enzyme, nitrite reductase such as
a) Roots contain fd-dependent nitrite reductase
b) Shoots contain NADPH dependent nitrite reductase
c) Shoots contain fd-dependent nitrite reductase
d) Roots contain NADPH dependent nitrite reductase
Which one of the following is correct combination?
#Question id: 47
#Unit 1. Molecules and their Interaction Relevant to Biology
If 30 J of energy is added to water in the form of heat at 27°C, what is the change in entropy of water?
#Question id: 4965
#Unit 11. Evolution and Behavior
What is thought to be the correct sequence of these events, from earliest to most recent, in the evolution of life on Earth?
1. origin of mitochondria
2. origin of multicellular eukaryotes
3. origin of chloroplasts
4. origin of cyanobacteria
5. origin of fungal-plant symbioses
#Question id: 11284
#Unit 10. Ecological Principles
Which of the following could qualify as a top-down control on a grassland community?
#Question id: 3644
#Unit 3. Fundamental Processes
In replication: soon after synthesis, the DNA fragments are joined to make one continuous piece of DNA by the enzyme: