Octopus and squid have little suction cups on their tentacles. It helps with sticking onto food (so it doesn't get away) and also helps with sticking into things. If it wanted to camouflage into some rocks, it can use its tentacles to cling to to the rock.
Tentacles can also grab and carry things. Scientists have made tests where they would put a clam in a jar with the lid screwed on. The octopus would grab onto the jar and use its tentacles to twist the lid off.
Without tentacles, octopuses and squids would be pretty helpless and probably couldn't survive in the deep ocean.
Clouds are made up of tiny drops of water or ice crystals that settle in dust particles in the atmosphere.
Answer:
It is an oganelle that gives organisms their special traits
Answer:
People with depression may have trouble maintaining a normal work schedule or fulfilling social obligations. This could be due to symptoms such as an inability to concentrate, memory problems, and difficulty making decisions.
Explanation:
DNA is like the instruction manual for building and operating a cell.
Before a cell divides, its DNA is replicated (duplicated.) Because the two strands of a DNA molecule have complementary base pairs, the nucleotide sequence of each strand automatically supplies the information needed to produce its partner.
