EXAM 7.1.2021  -  BIOLOGY               Name:______________________


4 big questions ( Q1 – Q4 ) : each one = 10 credits

15 small questions: each one = 4 credits

Total: 100 credits  (minimal level for E: 50 credits)


Q1 (10 credits) Draw graphical overview of FIRST MENDEL LAW

(it will be best if you draw one graphical example for gamets from homozygote parent, and one
graphical example for gamets from heterozygote parent;  use tt, Tt an TT symbols for gene variant)




Q2 (10 credits) Make graphical scheme of mitochondria and write where is the high or low hydrogen
ion concentration.




Q3 (10 credits) Make graphical scheme of CD8 T-lymphocyte interaction with infected cells (3 steps
and write name of 3 important surface molecules)




Q4 (10 credits) Make graphical scheme FLOW-CYTOMETRY and write 3 typical pathology which can be
recognized from blood of patient by FLOW-CYTOMETRY




SMALL QUESTION (each one = 4 credits)

3) Phases of cell cycle are going “step-by-step” by this way
a) G1, S, G2, M
b) F, G1, G2, M
c)  ana-phase, meta-phase, mito-phase, post-phase
d) G1, M, G2, M


9) IgM produced by B-lymhocytes have typical
a) Y-shape

b) hexamer shape
c)  twin-peak shape
d) pentamer shape


10) What is PERFORIN ?
11) What is the name of development of blood cells?

14) Write 4 names of white blood cells (but not B-lymphocyte, not T-lymphocyte)