Biology: QUIZ 3 Flashcards

vetebrates

chorgate (have nerve chords) an animal that has a
backbone and a skeletal

invertebrates

chorgate (have nerve chords) animal that neither
posses nor develop a vertebral column

annelids

segmented worms, such as environment and nerves

arthropod

animals that have the jointed appendages and exoskeletal
such as lobster, crabs, and insects

auxin

a hormone that causes growth responses in plants

gibberlin

a hormone that causes elongation of plant's cells

ethylene

a hormone that causes fruit ripening

abscisic acid

a hormone that causes dormancy; causes stomata to close

zygote

a diploid cell resulting from the fusion of two haploid gametes; a
fertilized ovum.