In the late 1870s, Charles Darwin and his son Francis discovered that if the tip of the grass was covered, phototropism did not occur, even though the rest of the grass was exposed to light. However, if the rest of the plant was covered and only the tip exposed to light, the grass bent a few centimeters below the tip. How could light striking the tip of the grass cause bending a few centimeters from the tip
Answers: 2
Biology, 22.06.2019 01:00, catalanb474
All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time
Answers: 1
Biology, 22.06.2019 07:00, thomasalmo2014
Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs
Answers: 1
Biology, 22.06.2019 18:30, bayleeharris8p78txa
Match the enzymes to their role in the dna replication process
Answers: 1
In the late 1870s, Charles Darwin and his son Francis discovered that if the tip of the grass was co...
Mathematics, 09.06.2020 23:57
Mathematics, 09.06.2020 23:57
Mathematics, 09.06.2020 23:57
Mathematics, 09.06.2020 23:57