"The process by which 2 cells are produced from one cell is called _____. The Two cells are _____to the original cell. Early biologists observed that just before cell division, several short, stringy structures appeared in the ______. These structures seemed to _____soon after cell division. These structures, which contain DNA and became darkly colored when stained, are now called________. Scientists eventually learned that chromosomes carry _________, which is copied and passed on from generations to gemeration. Chromosomes normally exist as __________, long strands of DNA wrapped around proteins. However, befor a cell divides, the chromatin becomes tightly_____.
The word bank is
Nucleus
genetic material
chromosomes
packed
identical
chromatin
vanish
cell division
2007-11-13 13:59:57 · 2 answers · asked by creneh 3 in Science & Mathematics ➔ Biology
cell division
identical
nucleus
vanish
chromosomes
genetic material
chromatin
packed
2007-11-13 14:08:31 · answer #1 · answered by ecolink 7 · 0⤊ 0⤋
"The process by which 2 cells are produced from one cell is called cell division. The Two cells are identical to the original cell. Early biologists observed that just before cell division, several short, stringy structures appeared in the nucleus. These structures seemed to vanished soon after cell division. These structures, which contain DNA and became darkly colored when stained, are now called chromosomes. Scientists eventually learned that chromosomes carry genetic material, which is copied and passed on from generations to generation. Chromosomes normally exist as packed, long strands of DNA wrapped around proteins. However, before a cell divides, the chromatin becomes tightly packed.
2007-11-13 22:07:17 · answer #2 · answered by ken 3 · 0⤊ 0⤋