Which statement is correct about the nuclear envelope? a) It is continuous with the membrane of the ER. b) It is made of two lipid bilayers that are folded together. c) It contains pores that allow water and suspended substances to enter and exit the nucleus. d) All of the above.

Q: 4. What four main molecular components make up a phospholipid like phosphatidylcholine? (Note: if…

A: Introduction :  Organic molecules that are insoluble in water are referred to be lipids. These…

Q: What is nucleus acid?

A: Nucleic acid is a significant class of macromolecules found in all cells and infections ( virus).…

Q: Why are so many anesthesia (such as ether, chloroform, etc.) fat solvents?

A: Any substance that causes a human to lose consciousness is considered an anaesthetic. Clinical…

Q: Mannitol, a carbohydrate, is supplied as a 25% (w/v) solution. This hypertonic solution is given to…

A: Mannitol is a type of alcohol sugar formed from the monosaccharide carbohydrate, mannose. Mannitol…

Q: A membrane separates an aqueous solution of red molecules and green molecules shown below. There are…

A: Ans : Second image

Q: This figure is an example of a(n) _________. Ο Η Η Η Η Η Η Η Η Η Η Η |||||||||||||…

A: The objective of the question is to identify the type of biological molecule represented by the…

Q: HO HO, HO. HO,

A: A saturated fatty acid is a fully hydrogenated hydrocarbon chain that contains an even number of…

Oogenesis

The formation of the ovum (mature female gamete) from undifferentiated germ cells is called oogenesis. This process takes place in the ovaries (female gonads). Oogenesis consists of three stages known as the multiplication phase, growth phase, and maturation phase. 

Cell Division

Cell division involves the formation of new daughter cells from the parent cells. It is a part of the cell cycle that takes place in both prokaryotic and eukaryotic organisms. Cell division is required for three main reasons: