This organelle allows materials to enter and exit the cell. A mitochondria b endoplasmic reticulum c cell membrane d golgi body e nucleus f cytoplasm g cell wall h chloroplast

Individuals with Down syndrome have an extra chromosome 21. This is an example of which type of chromosome disorder?

Cardiac muscles o control the heart O are striated are voluntary have light and dark stripes

Are coins in your pocket a homogeneous mixture or a heterogeneous mixture? Explain.

What type of movement involves moving a body part away from the midline of the body?

When he is added to an object what is happening to the item at the atomic level choose all that apply 1) The atoms in the structure are vibrating 2) the atoms begin breaking apart 3) the atoms begin to love more 4) the chemical bonds between atoms

What happens if you don't have enough carbohydrates?

Describe the movement of "air" into and out of the respiratory system. Be sure to include the following structures (larynx, trachea, bronchi, bronchioles, and alveoli) while being specific about whether it is mainly oxygen or carbon dioxide moving

How are diffusion and osmosis different? A. Osmosis is the movement of proteins. Diffusion is the movement of water. B. Osmosis is the movement of water. Diffusion is the movement of chemicals and molecules. C.

Water molecules exhibit a property which enables them to stick to each other. What is this property referred to as? Polarity Cohesion Adhesion

Using hooke's, F spring = K*E, law find the distance a spring with an elastic constant of 4 n/cm will stretch if a 2 newton force is appied to it. A. 4 cm B. 2 cm C. 1/2 cm D. 8 cm