Answer:
Stars are classified by their spectra (the elements that they absorb) and their temperature. There are seven main types of stars. In order of decreasing temperature, O, B, A, F, G, K, and M.
Explanation:
O and B stars are uncommon but very bright. M stars are more common but dim.
Answer:An artificial reef affects a marine ecosystem yes
Explanation:they are too different ecosystem
Answer:
D) Evolutionary relationships
Explanation:
Taxonomy is the science and study of classifying organisms based on their shared characteristics. In other words, how organisms are grouped and named based on what they have in common with each other. While this may include some feeding behaviors and habitats, the evolutionary relationships are what truly determine organisms' classifications and how related they are to each other.
Meiosis is a process where a single cell divides twice to produce four cells containing half the original amount of genetic information. These cells are our sex cells – sperm in males, eggs in females. During meiosis one cell? divides twice to form four daughter cells.
Answer:
the urine is burned up by salt which will evaporate