A substance in photosensitive bacteria that is related to but different from chlorophyll of higher plants.A type of chlorophyll that is used by photosynthetic bacteria. Many of these bacteria also use bacterioviridin for photosynthetic purposes.
A substance in photosensitive bacteria that is related to but different from chlorophyll of higher plants.A type of chlorophyll that is used by photosynthetic bacteria. Many of these bacteria also use bacterioviridin for photosynthetic purposes...
Humans are capable of only one mode of reproduction, i.e. sexual reproduction. Haploid sex cells (gametes) are produced ..
Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..
This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..
Human consciousness and behavior are an interesting topic since they are determined and controlled by the brain. Conscio..
This lesson looks at population attributes, regulation, and growth. It also covers population genetics, particularly gen..
In this tutorial, the works of Carl Gustav Jung and Sigmund Freud are described. Both of them actively pursued the way h..
