The correct answer would be d. Oysters, sea stars, and lobsters would be considered as benthos organisms. They basically dwell at the bottom any body of water. Benthos is a group of organisms that thrive on the seabed or the benthic zone.
Answer:
Fertilization in plants: Fertilization is a process in which male gametes fuses with female gametes forming fertile zygote. The first step of fertilization is pollination in which pollens fall from the anther on the stigma of carpel. From stigma, the pollen grains goes to the ovary and fuses with ovule and fertilization occurs. During this fusion, seed is formed.
It belongs to "lipid".Group of macromolecules and is a member of a group of sterols. Hope it helps! God bless you :)
Answer: Valves in the veins
Explanation: The flow of the blood inside the body takes place through the veins and arteries. The oxygenated blood from the heart is supplied to the different parts of the body.
The blood flows from the capillaries to the venules and from there to the veins. The blood moves in the veins by the rhythmic movement of the smooth muscles in the body.
Most of the blood moves against the gravity so there is a chance that it can backflow so to prevent this there are valves in the veins known as one way valves.
I'm pretty sure it's recessive?