1. Baking soda turns 1.turmeric red
2.purple cabbage juice green
3.red litmus blue
4.all of the above

D) all of the above

Explanation:

Turmeric, purple cabbage juice (containing anthocyanin), and litmus paper all act as indicators which help us to detect whether a particular substance is acidic or basic.

In basic medium, turmeric changes it's colour to red, purple-cabbage juice turns to green and red litmus turns to blue.

Baking soda/Sodium carbonate Na

is basic in nature and thus causes the above changes in the indicators.

this transfer is call conjunction

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.