The opening and closing of the stomata are regulated by
transpiration
respiration
diffusion
osmosis
Correct answer is D
No explanation has been provided for this answer.
Monocot stems differ from dicot stems in that monocots have
no cambium
no pith
fewer vascular bundles
phloems with parenchyma
Correct answer is A
No explanation has been provided for this answer.
The photosynthetic pigments include
chlorophyll and carotenoids
chloroplasts and cytochromes
melanin and haemoglobin
carotenoids and haemoglobin
Correct answer is A
No explanation has been provided for this answer.
In mammals, the organ directly atop the kidney is the
thyroid gland
adrenal grand
pancreas
prostate gland
Correct answer is B
No explanation has been provided for this answer.
An example of a fish that aestivates is
shark
croaker
lung fish
cat fish
Correct answer is C
No explanation has been provided for this answer.