Question 6 of 10 How do plant cells maintain their shape?
A. The nucleus secretes cell wall parts that cannot move.
B. The cell membrane determines the shape.
C. The endoplasmic reticulum is rigid.
D. Vacuoles create internal pressure that prevents the cell from
collapsing.

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.

What do you need to use in order to work as an environmental scientist? you need to use the scientific method and__ in order to work as an environmental scientist.

How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.