In which of the following ways are the concepts of gradualism and punctuated equilibrium in evolution similar?
a. both find long periods of relative stability within each species in the fossil record.
b. both state that evolution has been going on throughout earth's history.
c. both explain that evolution happens continuously as small genetic variations accumulate.
d. both require extinction of one species before another species can arise.

the cytokine-activated janus kinase (jak)-signal transducer and activator of transcription (stat) pathway has an important role in the control of immune responses. dysregulation of jak-stat signaling is associated with various immune disorders.

d

explanation:

ya the other dude is right

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.