Bio Chapter 21
Terms
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- The Mars Exploration Rovers were equipped with independent “legs†and wheels to give it ______________ and _______________.
- Stability, flexibility
- Instead of a hard shell, arthropods invented an __________________ to wear outside their body.
- Exoskeleton
- The exoskeleton is the most successful innovation that came from the ______________ explosion.
- Cambrian
- _____________________ were likely to be the fist animals to venture onto land.
- Horseshoe crabs
- Over ____________ percent of known animal species are insects.
- 90
- Flowering plants are classified as _____________________.
- Angiosperms
- Flowers house both _______________ and ________________ reproductive organs.
- Male, female
- Flowers have evolved to use ____________________ as couriers for their pollen.
- Animals
- Flowers that can be pollinated by a wide variety of insects are ________________.
- Generalists
- The dead horse arum attracts pollinators by smelling of ___________________.
- Rotten flesh
- _____________________ is the mutual evolutionary influence between 2 species that become dependent on each other.
- Co-evolution
- Plants produce _______________ to function as a reward for visiting insects.
- Nectar