Answer:
Algae produced and still produces much of the world's oxygen supply, especially in the atmosphere.
Please give brainliest.
Explanation:
Answer:
In Meiosis, cells are divided twice to the give haploid cells ( four cells) with half the number of chromosomes in the original cell, while in mitosis, cells only divide once to give identical cell with the same number of chromosomes as its origin.
Explanation:
Meiosis is a process where a cell divides to give four cells, with the chromosomes half of that of the original cell. This cell division helps produce your genital cells like sperm and female egg. There are nine stages in meiosis.
Mitosis is a process of cell division where a single cell divides just once to produce two identical cells with the same number of chromosomes as the original cell.
Answer:
During normal human respiration, glucose (a type of sugar that you get from food) reacts with oxygen to produce energy. The energy is needed for growth, repair and movement. Water and carbon dioxide are bi-products of respiration. they need to be excreted.
Explanation:
hope this helps and btw look on google first before u come on here it alot quicker and easier
Fermentation doesn't need oxygen in its process while respiration needs oxygen.
Fermentation is also known as anaerobic respiration and respiration is known as aerobic respiration.