Spring tides have the largest difference between low and high tides. They only occur during Full and new moons or when the Sun , Moon, and Earth are in a straight line. Neap tides have the smallest difference between high and low tides and only occur during a 1st or 3rd quarter moon or when the Sun, Moon, and Earth are at a 90 degree angle.
Answer:
The correct answer is - option B. mitochondria have their own nucleus.
Explanation:
Endosymbiotic theory is a evolutionary theory which explains how eukaryotic cells evolved from prokaryotic organisms.
Evidences of endosymbiotic theory are:
1. Mitochondria and chloroplasts are double membrane bound cell organelles. The inner membrane probably evolved from the plasma membrane of engulfed bacterium and outer membrane from the plasma membrane or endoplasmic reticulum of the host cell.
2. Almost similar size of mitochondria and chloroplast and bacteria and their ribosomes.
3. Cristae of mitochondria resemble the folded membranes is groups of bacteria.
4. Mitochondrion and chloroplast both have circular DNA similar to those of bacterial DNA.
Answer: it’s A
explanation: