The functional unit of a mammalian kidney is the
urethra
malphigian capsule
glomerulus
nephron
ureter
Correct answer is D
No explanation has been provided for this answer.
The mineral nutrient that easily gets leached out of the soil is
phosphorus
calcium
magnesium
nitrate
Correct answer is D
No explanation has been provided for this answer.
The hepatic portal vein is unique because it
carries deoxygenated blood
begins and ends with capillaries
is the largest vein in mammals
carries digested food
is the shortest vein in mammals
Correct answer is D
No explanation has been provided for this answer.
The mineral nutrient that is most bound to the soil is
phosphorus
calcium
iron
potassium
Correct answer is C
No explanation has been provided for this answer.
A plant which has a horizontal underground stem is
rhizome
corm
creeper
tuber
bulb
Correct answer is A
No explanation has been provided for this answer.