5) the primary follicle develops from the
a) ovarian hilum.
b) ovarian follicles.
c) primordial follicle.
d) ovarian stroma.
e) granulosa cells.
6) each thin filament consists of
a) two actin protein strands coiled helically around each other.
b) chains of myosin molecules.
c) six molecules coiled into a helical structure.
d) a rod-shaped structure with “heads” projecting from each end.
e) a double strand of myosin molecules.
7) match the organelle (1-4) with the correct description (5-8):
1. mitochondrion5. intracellular transport
2. centriole6. liquid in cell
3. endoplasmic reticulum7. manufactures cell energy
4. cytosol8. separates chromosomes during mitosis
a) 1 & 7, 2 & 6, 3 & 8, 4 & 5
b) 1 & 8, 2 & 5, 3 & 6, 4 & 7
c) 1 & 7, 2 & 8, 3 & 5, 4 & 6
d) 1 & 5, 2 & 6, 3 & 7, 4 & 8
e) 1 & 6, 2 & 8, 3 & 5, 4 & 7
8) when checking the efficiency of gas exchange, it may be necessary to draw a blood
sample from
a) the heart.
b) the lungs.
c) an artery.
d) a vein.
e) capillaries.