________ are characterized by having a pseudocoelom
A) Chordates
B) Roundworms
C) Arthropods
D) Annelids
E) Cnidarians
B
Biology & Microbiology
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Four elements make up more than 96% of the mass of most living organisms. Which of the following
is NOT one of those four elements?
a. sodium b. carbon c. oxygen d. nitrogen e. hydrogen
Biology & Microbiology
Somites become
a. bones and skeletal muscles of the neck and trunk. b. bones and skeletal muscles of the upper appendages. c. bones and skeletal muscles of the lower appendages. d. cranial cavity. e. gills.
Biology & Microbiology
________ are positively charged particles in the soil that attract anions
Fill in the blank(s) with correct word
Biology & Microbiology
What is Entamoeba's portal of entry?
A) Contaminated food or drinking water B) Contaminated swimming areas-lakes, ponds
Biology & Microbiology