Plants take in carbon dioxide as a part of photosynthesis. Their waste product is oxygen and so it continues. I can't help with the water cycle though... sorry. I hoped this helped :p
Answer:
Mitochondria and chloroplasts likely evolved from engulfed bacteria that once lived as independent organisms. At some point, a eukaryotic cell engulfed an aerobic bacterium, which then formed an endosymbiotic relationship with the host eukaryote, gradually developing into a mitochondrion. (nature.com)
Explanation:
In mitosis it is body cell or unicellular cells but in Meiosis it occurs in sex cells
Answer:
2 valence electrons
Explanation:
All of the elements in group 1 have 1 valence electron, the elements in group 2 have 2 valence electrons, and so on.
28. Part A.
A nucleic has a sugar group, a phosphate group, and nitrogenous base. A carbohydrate only has the sugar group units.
Part B
Nucleic acids make up the DNA and RNA which contain the genetic material for life.
Carbohydrates are used to provide energy to the cells.
Part C
Because all life require energy and this energy can be obtained from carbohydrates.
31
Part A
The phenotype will be red flower.
Part B.
Using the Punnett Square, the results are
RR, Rr, Rr, rr
There are 3 red flower plant for every 1 white flower plant
Part C.
He should cross a wild or pure breed red flower and white flower snap dragons.