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Biology Key Words - Need Definitions!?

I need the definitions of the following words. Just a sentence or two in note form. Thank you!

* Enzyme

* Amylase

* Vector

* Phylum

* Class

* Order

* Family

* Chordata

* Continuous variation

* Discontinuous variation

* haemoglobin

* DNA

* Chromosome

* Gene

* Allele

* Parasitic relationship

* Mutualistic relationship

* Eutrophication

* Combustion

* Respiration

* Ammonia

1 Answer

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  • 10 years ago
    Favorite Answer

    enzyme- proteins that catalyze in chemical reactions

    amylase- an enzyme that catalyzes the breakdown of starch into monomers

    that's all i know sorry :)

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