WILL GIVE BRAINLIESIT. PLEASE HELP. 40 PTS 1. ALL cells have the SAME genes. True/False Provide an example of this in humans: Answer here..

2. DIFFERENT genes are active in DIFFERENT cells. True/False Provide an example of this in humans: Answer here..

3. DIFFERENT genes are active at DIFFERENT time. True/False Provide an example of this in humans: Answer here..

Explanation:

1. True, all cells in one body do have the same genes. AN example is keratin or collagen. Collagen is produced in the skin, is you have brown hair it is expressed but if you have black hair it is repressed.

2. I believe this one is true I am not sure.  Every cell has a different duty but the same genetic instructions.  Different types of genes can be turned off and on by different cells.  The liver cells are different from the nerve cells but still have the same DNA in your body.

3. True! An example is when you are young you are growing but those genes stop when you are an adult and stop growing taller.

answer: land bridge theory. land bridge theory held that shifting portions of dry land explained the finding of identical species on different continents. plate tectonic theory eventually eliminated the land bridge theory.

answer; i believe the correct answer to the above question is ( friction)