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A symbiotic association between a fungus and an algae is called:

Which invertebrate chordates have all chordate characteristics as larvae and adults?

The  haploid _________________plant produce haploid gametes through mitosis

The type of feedback which intensifies the original changes, and that drives rapid, self-limiting changes, is known as __________ feedback.

The system that returns excess interstitial fluid to bloodstream is called:

An example of positive feedback takes place when:

What characteristic is used to divide fungus in 4 different groups?

How is carbon dioxide transported in the blood?

On the tip of the root, the apical meristem forms the ________, which prevents the meristem from being worn away as it pushes through the soil.

A heart with 3 chambers is characteristic of