what defines animals
body plans and symmetry
Wild Card
Major animal groups
animal function and survival
100

are animals mostly haploid or diploid for most of their life?

diploid

100

if an organism can only be split into equal halves one way, what symmetry is that`

bilateral symmetry

100

what is the process called where a single cell divides to produce two genetically identical cells

mitosis

100

which group has no true tissues

porifera

100

whats the term for maintaining a stable internal environment

homeostasis

200

what key structure do plants and fungi have that animals lack

a cell wall

200

animals with only two embryonic tissue layers are called what

diploblastic

200

during which stage of mitosis to chromosomes line up in the middle of the cell

metaphase

200
jellyfish and corals belong to which phylum

cnidaria

200

which system uses hormones to send slower, longer lasting signal

endocrine system

300

what genes act as the master blueprint, controlling body structure during development

hox genes


300

which embryonic layer forms muscles and many internal organs

mesoderm

300

what structure forms to pull sister chromatids apart during cell division

mitotic spindle (spindle fibres)

300

which group has jointed appendages and is the most diverse on earth

arthropods

300

which system sends rapid electrical signals for quick responses

nervous system

400

Animals can't produce their own food - what type of nutrition do they use?

Heterotrophy

400

what is the fluid filled cavity that cushions internal organs called

coelom

400

what small circular DNA molecules are often found in bacteria and can carry antibiotic resistance genes?

plasmids

400

which group is characterized by having a lophophore or trochophore larva?

lophotrochozoa

400

what do you call animals that generate their own body heat internally

endotherms

500
most animals have a life stage that looks completely different from the adult - what is it?

a larval stage

500

what are the two main developmental pathways animals follow as embryos (think branch 3 in phylogenetic tree looked at in week 6) 

Protosomes and Deuterostomes

500

some bacteria can survive extreme conditions by forming tough dormany structures, what are these called

endospores

500

what do you call animals that grow by shedding their outer layer

ecdysozoa (molting animals)

500

whats the term for balancing energy intake with energy use

energy budget

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