When a pyrite crystal is hit with a hammer it breaks into pieces with smoothly curved edges what mineral characteristics does this relate to

A. streak

B. luster

C. fracture

D. hardness

How are the graphs of a body chemical controlled by negative feedback and a chemical controlled by positive feedback similar

When gas is compressed, what happens to the temprature

What is meant by essential amino acids? These are the amino acids that are essential for building DNA. These are the amino acids that must come from your diet as they cannot be stored by the body.

How do amoeba euglena and paramecium move

How does central retina differ from peripheral retina differ?

What would happen to an organism if its heart cells stopoed working properly

What is the reason that linked genes are inherited together? A. They are located close together on the same chromosomB. The number of genes in a cell is greater than the number of chromosomes. C. Chromosomes are unbreakable. D.

9. During photosynthesis, plant cells take in water (H2O) and carbon dioxide (CO2) and release oxygen (O2). How is this different from what takes place during aerobic respiration?

The organ that carries sperm from the epididymis to the urethra is the

Which of the following is the most direct method for combating rainforest deforestation? A) ecotourism B) carbon credits C) rehabilitation D) conservation