B2 Flashcards
(8 cards)
Explain the first stage of cell division.
Interphase is the longest stage of the cycle. It increases sub cellular structure, mass. They replicate their DNA to form 2 sets off each chromosomes.
Explain the second stage of cell division.
Mitosis is when one set of chromosomes are split and pull to either end of the cell. The nuclei divides.
Explain the third and last stage of cell division.
Cytokinesis is when the cytoplasm and cell membrane also divide to form two identical daughter cell.
what is the test for strach and + and - results for it
iodine
+blue/black
-stays orange
what is the test for fats and + and - results for it
ethanol
+cloudy white layer
-no change
what is the test for protein and + and - results for it
biuret solution
+lilac/purple
-stays light blue
what is the test for sugars and + and - results for it
Benedict solution
Heat in water bath
+brick red
-stays blue
