B. rock cycle
C. carbon cycle
D. nitrogen cycle
D.) nitrogen cycle is the biogeochemical cycle when nitrogen is converted into many different chemical forms and circulates among the atmosphere, terrestrial, and marine ecosystems. It is not a major cycle on Earth, like the air cycle (which we need to breathe), the rock cycle (e.g, weathering and erosion), and the carbon cycle (involving carbon dioxide and photosynthesis).
B. pRNA
C. tRNA
D. mRNA
Answer:
blood
Explanation:
they eat blood because here all nutrient in blood
one day a little cow go into a foredt and had blood so her die