<span>Nevadan, Sevier, Laramide. </span>
The answer is (c). microspore.
The integumentary system is the skin. Skin protects the inner organs from Bactria. Essentially the skin is a wall protecting against the outside world. It doesn't really release anything but is just there for protection.
Hope this helped!
<em><u>Soil preparation for vegetable growing involves many of the usual operations required for other crops. </u></em>
<em><u>Good drainage is especially important for early vegetables because wet soil ret</u></em><em><u>.</u></em><em><u>ards development.</u></em>