An animal in which the space
between the body wall and gut is completely filled with tissues and organs is called an acoelomate.
All animals are
A. land-dwelling multicellular heterotrophs.
B. capable of walking on legs.
C. multicellular, heterotrophic and lack cell walls.
D. unicellular or multicellular, heterotrophic and lack cell walls.
All animals are - multicellular, heterotrophic and lack cell walls.
A true coelom
A. is located between the ectoderm and mesoderm.
B. becomes the cavity within the digestive tract.
C. develops completely within the mesoderm.
D. develops between the mesoderm and the endoderm.
A true coelom - develops completely within the mesoderm. User:
An animal without a gut would be considered
An animal without a gut would be considered acoelomic. User:
Which of the following presents the correct order of organization, from smallest to largest, in an organism like an animal?
A. organism organ system - organ - tissue - cell
B. organism - organ - organ system - tissue - cell
C. cell- tissue - organ - organ system- organism
D. cell- organ - tissue - organ system-organism
The place of order from smallest to largest: organelle, cell, tissue, organ. User:
Animals that have their body parts arranged around a central point are
A. spherically symmetrical.
B. bilaterally symmetrical.
C. radially symmetrical.
Animals that have their body parts arranged around a central point are radially symmetrical. User:
Gametes, or sex cells, are considered
Gametes, or sex cells, are considered haploid. (More)