The Life that animals have.
Flatworm
the most complex group of invertebrate is cnidarians
An invertebrate lacks a vertebral column.
Yogurt is neither a vertebrate nor an invertebrate, as it is not a living organism.
An invertebrate is an organism without a backbone.
an invertebrate
An invertebrate is an organism that does not have a backbone/spine.
It depends which organism you are referring to.
I had asked the same thing before but then I figured it out. Out of a flatworm, sponge, coral, or crab, the complex invertebrate is a crab.
a vertebrate is a living organism with a backbone and an invertebrate is a living organism without a backbone
A complex organism is classified as an organism that has multiple cells with each having its own function. Examples of complex organisms are plants, humans, and animals.
an organism because an organism can contain multiple organ systems