Tim is a year 8 student who has just completed a series of fitness tests in physical education. He did well in the strength, power and speed test but found it difficult to continue past level
4.05 in the multi-stage test. In the flexibility test, he was unable to touch his toes and achieved a score of -10.
In class, they completed an analysis of some lifestyle factors and discussed their impact on fitness. Each student completed a survey and Al’s results appear below. what are the physical factors account for Tim’s below-average scores in:-
Flexibility and muscular influence

Smoking cigarettes is a pervasive habit found in many parts of the world and a habit that could be explained by both microsociological and macrosociological forces. give an example of each that would be relevant to explaining the proliferation of smoking. how might your suggested micro- and macro-level analyses be linked

The structure shared between the male reproductive system is the

You isolate an infectious substance capable of causing disease in plants, but you do not know whether the infectious agent is a bacterium, virus, viroid, or prion. you have four methods at your disposal to analyze the substance and determine the nature of the infectious agent.i. treat the substance with enzymes that destroy all nucleic acids and then determine whether the substance is still infectious.ii. microscope.iii. culture the substance on nutritive medium, away from any plant cells.iv. treat the sample with proteases that digest all proteins and then determining whether the substance is still infectious.if you already know that the infectious agent was either bacterial or viral, which method(s) listed above would allow you to distinguish between these two possibilities? a) ib) iic) ii or iiid) iv