This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..
If New Zealand has lots of unique animals, it's also got a whole lot of unique plants. Find out more about some of them,..
This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..
Ferns and their relatives are vascular plants, meaning they have xylem and phloem tissues. Because of the presence of va..
Plants protect themselves by releasing hydrogen peroxide to fight against fungal invasion. Another way is by secreting c..
The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..