leaf
petiole
stem
root
Correct answer is C
No explanation has been provided for this answer.
The part of the brain that controls body posture in mammals is the
thalamus
cerebellum
spinal cord
cerebrum
Correct answer is B
No explanation has been provided for this answer.
In what part of the human body does the secretion of the growth hormone occur?
Head region
Waist region
Neck region
Gonads
Correct answer is A
No explanation has been provided for this answer.
The order in which organic evolution has progressed in plants is
thallophyta, schizophyta, bryophyta, pteridophyta, and spermatophyta
schizophyta, thallophyta, bryophyta, pteridophyta, and spermatophyta
pteridophyta, spermatophyta, thallophyta, schizophyta, and bryophyta
bryophyta, pteridophyta, spermatophyta, thallophyta, and schizophyta
Correct answer is B
No explanation has been provided for this answer.
A characteristic of vertebrates that is unique to mammals is
the presence of pentadctyl limbs
parental care
the possession of scrotum
pulmonary circulation
Correct answer is C
No explanation has been provided for this answer.