Chordates
Chordates have the 4 unique characteristics, postanal tail, notorchord, pharyngeal gill slits and dorsal-hollow nerve cord. Lancelets is the group of chordates that has a notochord and includes separate males and females.
Lancelet exhibits the four basic characteristics of phylum Chordata. It has a dorsal nerve, a notochord, a post annul tail, and pharyngiall gill slit.
Jawless fish, cartilaginous fish, and bony fish have notochord when they were still young but it was replaced by a vertebral column as they mature.
<span>Lancelets are included in the subphylum cephalochordata. Cephalochordates are gonochoristics. It means that the sexes are separate. Both sperm and eggs cells are released in the water where fertilization occurs.</span>
Answer:
Viruses are not made up of cells. They are made up of a set of genes within a caspid, a protective shell
Explanation:
Answer:
forward; reverse
Explanation:
Chemical equilibrium is a state where there is no tendency to change; the situation is stable.
This occurs when the reaction rate of the forward reaction is equal to the reaction rate of the reverse reaction. This is because when no rate is greater than another, the situation will remain the same.
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The thyroid gland regulates growth and development through the rate of metabolism.
I'm not positive but I believe the answer would be D
