Part of the dermal tissue that is made of hard, dead, cork cells is the periderm.
Answer:
The correct answers are:
protein serving is too large
grains are not represented
and the vegetable serving should be larger.
Explanation:
Answer:
Because male chromosomes are XY, compared to females having two Xs (XX). If a female has an x-linked disorder to one of their Xs, the other X will be able to cover for that shortcoming. Males on the other hand do not have another X, thus, those disorders are expressed.
Answer:
B. Corundum
Explanation:
Using the Mohs scale of hardness, the mineral has a hardness greater than 6.5 (Steel nail) but less than 8.5 (Drill bit). The corundum has a hardness of 9.0, which means it cannot be scratched by a drill bit, but all the other choices have a hardness scale less than 6.5 but the mineral was not scratched by the nail. So the best answer would be B.