Animal Characteristics (Ch.27) Flashcards
1
Q
detritivore
A
organisms that extract energy from the organic detritus produced at trophic levels
2
Q
Monophyletic
A
dingle ancestral species and all of its descendants (Kingdom Animalia is known for being a monophyletic)
3
Q
What are some characteristics of Animals?
A
- multicellular
- eukaryotic
- cells membranes of adjacent animal cells in direct contact with each other
- heterotrophic
- Oxygen is used to metabolized food through aerobic respiration
- most store excess energy as glycogen
- most store excess energy as glycogen, fats, oils
- All animals are motile (at one stage of life)
4
Q
How do animals reproduce?
A
- Sexually (produce haploid gametes that form together to form a diploid zygote)
- asexually
5
Q
Larval form
A
sexually immature stage in the life cycle of many animals that is morphologically distinct from adults
6
Q
Polymorphic
A
The pattern of development in 2 or more distinct forms
this pattern strategy is important for the success of the invertebrate groups - parasitic lifestyle
