Answer:
Like a sperm cell, the egg contains a nucleus with half the number of chromosomes as other body cells. Unlike a sperm cell, the egg contains a lot of cytoplasm, the contents of the cell, which is why it is so big. The egg also does not have a tail.
Answer:
The lactose operon (also known as the lac operon) is a set of genes that are specific for uptake and metabolism of lactose and is found in E. coli and other bacteria.
Explanation:
HIH.
The diffusion of water into or out of a cell is called osmosis.
Answer:
C. primary cell wall → plasma membrane → cytoplasm → vacuole.
Explanation:
Every molecule or particle which enters into a cell, it must pass through several cellular structure at different level means it also depends on the type of molecule like size, shape, and nature (characteristics). On the surface of root cell, potassium ion pass through the primary cell wall which is most outer layer of plant cell, then it passes the second layer called plasma membrane, in the plasma membrane cytoplasm is present and when potassium ion reaches the cytoplasm then it will enter into the vacuole present in cytoplasm.
There are choices for this question:
A. Take the other children to their rooms
B. Put a plastic airway into the child's mouth
C. Place a large pillow under the child's head
D. <span>Move the toys and furniture away from the child
</span>
The correct answer is "move the toys and furniture away from the child". This is because toys, furniture, and nearby object can potentially injure the child while he is seizing and this can be a cause of a preventable injury to this child. Taking other children to their rooms as well as placing a large pillow under the child's head are unnecessary measures. Putting a plastic airway to the child's mouth may lead to a traumatic injury and can aggravate the condition.
