[1] (b) The hydrogencarbonate indicator solution changes colour when the pH changes. At
pH 8.4 it is red, at pH 7.6 it is yellow and at pH 9 it is purple.
Predict the colour of the hydrogencarbonate indicator solution in the bottle nearest the
lamp at the end of the investigation. Explain your answer.
colour prediction
explanation​

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

Ineed the answer asap. in order to be considered alive, an organism must simultaneously possess the characteristics of homeostasis, heredity, cells, reproduction, and

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction.