Final Exam - - 2018 Flashcards
When does new life begin - - in terms of biology?
After fertilization
Give an example of Echinodermata
Starfish
What does the Coelom or the body cavity allow for?
Our body to have a place to store organs
Give an example of Cnidaria
Jellyfish
What type of mammals lay eggs?
Monotremes
From what organisms do animals evolve?
protozoans
What types of mammals give birth to very premature young - who latch onto a mother after birth?
Marsupial mammals
Give an example of Mollusca
Snails
What will almost all animals do?
Reproduce with a male and female
What kind of skeleton do humans have?
Endoskeleton
Give an example of Porifera
Sponges
What kind of fish has a notochord but no real skeleton or backbone?
Jawless fish
What structure in fish was extremely important in the evolution onto land?
Lobed fins
What type of organism develops the anus as its first opening?
Deuterostome
What do the crop and gizzard in many earthworms have the same function as what structure in humans?
The stomach and teeth
Why is segmentation important in animals?
It allow flexibility
Give an example of Annelida
Earthworms
Animals are either autotrophs or heterotrophs?
hetertorophs
What cellular organelles are animals lacking that plants have?
Cell walls
Chloroplasts
Vacuoles
What is true about the movement of animals?
All animals can move at some point in their life