Một đoạn phân tử ADN có 450 nucleotit loại A. Số nuclêôtit loại không bổ sung với nuclêôtit loại A chiếm 40% tổng số nuclêôtit của đoạn ADN đó. Số lượng nuclêôtit loại G của đoạn ADN nói trên là

All organisms contribute some water to the water cycle by conducting

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey

Science which of the following is an example of a cyclic behavior that is seasonal? i think the answer is d, i just need to double check : ). a. running from predators. b. searching for water. c. hunting at night. d. migrating for warmth. ***