Q: What alloy is made from copper and zinc? Choices: - iron - stele - manganate - brass A:
brass

Q: Bacteria are often used to make cheese from what? Choices: - meat - egg - water - milk A:
milk

Q: Q: What type of receptors, also known as intracellular or cytoplasmic receptors, are found in the cytoplasm of the cell and respond to hydrophobic ligand molecules that are able to travel across the plasma membrane? Choices: - external - essential - mechanical - internal A:
A: internal

Question: Q: What are xylem and phloem responsible for transporting to the cells of leaves? Choices: - air and dirt - water and blood - light and gas - water and minerals A:
Answer: water and minerals

*Question*
Q: What is the study of rock strata called? Choices: - biochemistry - chemistry - biology - stratigraphy A:
**Answer**
stratigraphy

Q: What is cytology. Choices: - the study of cancers - the study of atomic structure - the study of plants - the study of cell structure A:
the study of cell structure