Iwant to go to 9th grade plz

earthworms have tiny bristles called setae which usually stay inside of their bodies. they can, however, jab them into the surrounding dirt to them move forward. what is another way that earthworms often use their setae?
a. to anchor themselves to the ground when a bird tries to pull them away
b. to push dirt in their mouths when eating
c. to oxygen diffuse through their skin better
d. to glide along the surfaces of water bodies

Defend or refute the argument that the government has too large a presence in the agriculture industry.

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.