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20 Cards in this Set

  • Front
  • Back
Life Activity

Cell Respiration
Life Activity:
occurs inside each cell, cells add O2 to food to get the chemical energy out of the food
Life Activity

Life Activity:
How an organism moves materials (food, oxygen,CO2) around inside its body (to and away from its cells).
Life Activity

Life Activity

How an animal moves its body from place to place
1. vertebrate
animal with bones inside its body,

(have backbones (vertbrae) covering spinal cord)

only 5% of all animals
24. anterior end
head end of an animal

(where the brain would be)
12. sexual reproduction
2 parents produce an offspring that is a mixture of both parent's characteristics

(egg fertilized by sperm forming a
zygote (fertilized egg) that has chromosomes from both parents)
egg + sperm --> zygote
2. invertebrate
animals with no bones, 95% of all animals

(often have protective shells or hard outside exoskeleton)

25. posterior end
tail end or rear end

(usually where anus is)
9. asexual reproduction
ONE parent produces offspring that are identical
to the parent

(one example is budding)
21. system
a group of several organs working together to perform a life activity

(Examples: digestive, circulatory, nervous)
Life Activity

life activity

How an animal brings oxygen into its body
3. phylum
The Animal kingdom is separated into 9
large groups called?

(each of these groups contains animals with similar characteristics)

18. bilateral symmetry
body plan of animals who have paired body structures arranged on 2 equal sides (left and right)

(Example animals are butterfly and human)
Life Activity

Ingestion and Digestion
Life activity

How an animal eats and breaks down food into small molecules
19. tissue
a layer of ONE kind of cells that work together to do a certain job for an organism

(examples would be many nerve cells toegther
or many muscle cells together)
15. egg
female sex cell, carries 1/2 of the normal chromosome number ( 23 chromosomes in humans)

Life Activity

Life Activity

How an animal makes offspring
20. organ
a body part made up of several different kinds of tissues all working together to do a certain job

(examples: nerve cord, brain, heart, intestine)
Life Activity

Life Activity

How an animal controls its body
16. sperm
male sex cell, carries 1/2 of the normal chromosome number (23 chromosomes in humans)

has flagella to move with