Johan started attending swimming lessons. On the first day, he suffered from pain in his body as he had used a wrong technique to jump into the water. Explain the reason for Johan’s injury. (Relate to water surface tension)

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates

If a grape were placed in a hypertonic solution what would happen and why?