TOTAAL AFDELING B: [31]   GROOT TOTAAL: [50]

3.1.2 Lys twee abiotiese faktore wat in die bogenoemde diagram gesien word. [1] [2] (2)

VRAAG 3 3.1 Bestudeer die diagram hieronder en beantwoord die vrae wat volg.   OM DIE DIAGRAM TE BEKYK, KLIK OP DIE KNOPPIE HIERONDER:

Although B and T lymphocytes originate in the bone marrow, T cells mature in the ________. 

Which body activity would be most affected if a patient lacked an adequate number of erythrocytes (anemia)? 

3.2.4 Dui aan watter grafiek se sleutel korrek is.     A. Grafiek A B. Grafiek B C. Grafiek C D. Grafiek D (2)

Which is NOT true of thrombocytopenia?  

Like blood, lymph flows both to and from the heart. 

Given the following sets: A={1,2,3,5} B={3,4,5,6} C={ x | x is an even integer and 4 < x < 9} D={9,10} U{"version":"1.1","math":"U"}={1,2,3,4,5,6,7,8,9,10} Find each: a) B∩C{"version":"1.1","math":"B∩C"} b) A∪B{"version":"1.1","math":"A∪B"} c) n(C){"version":"1.1","math":"n(C)"} d) Is D a subset of U? Why or why not? e) A∩B'{"version":"1.1","math":"A∩B'"} f) How many subsets does B have? g) ((A∩B')∪C)∪U{"version":"1.1","math":"((A∩B')∪C)∪U"} No justifications required except for part d.

Which blood type is generally called the universal donor?