Download Lecture Sheet - Cell Structure and Div

2121 LECTURE SHEET – CHARACTERISTICS OF CELLS AND CELL DIVISION
1. ALL CELLS HAVE _______ CHROMOSOMES EXCEPT FOR ___________ CELLS, THE SPERM AND EGG .
2. THE CYTOSOL OF THE CYTOPLASM IS MOSTLY MADE OF __________.
3. ORGANELLES CONTAIN ____________ WHICH SPEED UP CHEMICAL REACTIONS IN THE CELL .
4. THE NUCLEUS CONTAINS TINY OPENINGS CALLED ___________.
5. THE _________________ OF THE NUCLEUS PRODUCES THE ORGANELLE CALLED THE __________ WHICH PRODUCE
PROTEINS .
6. CHROMOSOMES ARE MADE UP OF _____________, _______________ AND _______________.
7. WHAT IS A NUCLEOSOME? ________________________________________________________
8. WHAT IS CHROMATIN ?____________________________________________________________
9. WHAT IS THE FUNCTION OF ROUGH ER? _____________________________________________
10. WHAT IS THE FUNCTION OF SMOOTH ER? ___________________________________________
11. THE FLATTENED SACS OF THE GOLGI COMPLEX ARE CALLED _______________.
12. LYSOSOMES CONTAIN _________________ ENZYMES WHICH CAUSE IT TO HAVE A LOW _________.
13. _______________ REFERS TO THE LYSOSOME WHEN IT DIGEST WHOLE CELLS.
14. THE M ITOCHONDRIA ARE CALLED THE ______________ OF THE CELL . CELLULAR RESPIRATION TAKES PLACE IN THE
INNER MEMBRANE CALLED THE _____________. THEY CONTAIN THEIR OWN __________ AND YOU INHERIT THIS
ORGANELLE FROM YOUR ___________.
15. WHAT DOES THE TERM AMPHIPATHIC REFER TO ? ___________________________________________
16. THE CELL MEMBRANE IS MADE UP OF A _____________________ BILAYER. THE HEADS OF THE MEMBRANE ARE
____________________ AND THE TAILS ARE _____________________.
17. LIST A FEW FUNCTIONS OF INTEGRAL PROTEINS .
18. WHAT IS A GLYCOCALYX? ________________________________________________________________
19. _________________________________ MAY PASS THROUGH THE PLASMA MEMBRANE . _____________________ ARE
NOT ABLE TO PASS THROUGH THE PLASMA MEMBRANE .
20. B ODY CELLS ARE CALLED _______________ CELLS.
21. DEFINE MITOSIS : ___________________________________________________________
22. THE LONGEST PHASE OF THE CELL CYCLE IS ______________________.
23. DNA IS SYNTHESIZED DURING THE _______ PHASE OF INTERPHASE .
24. M ITOSIS ENDS WITH THE SPLITTING OF THE CYTOPLASM CALLED _________________.