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Blue, purple The nutrient test for proteins is Bluret's solution. What color does the
solution turn if negative? Positive? (separate the answers by a comma)
Nucleus This organelle is membrane enclosed and found in eukaryotes. It contains the
genetic information for cells
Plasma Membrane This organelle makes up the membrane around the cell. It contains
the cell and regulates transport into and out of the cell.
Cell Wall This organelle is a tough layer (made of cellulose) found in plant cells. It protects
plant cells and supports the plant structure.
Mitochondria This organelle has a double membrane; the inner one folds in. It is the
source of energy production for cellular respiration, and is known as the "powerhouse" of the
cell.
,Vacuoles These organelles are vesicles within the endoplasmic reticulum enclosed by a
plasma membrane. They are used to hold fluids, mainly water.
Chloroplast This organelle is a plasmid containing chlorophyll, and the location of
photosynthesis within the cell.
Ribosomes This organelle is within the cytoplasm, and contains RNA and proteins. It is
the smallest of all organelles, and its process involves the taking in of RNA and forms
polypeptide chains. It is the site of protein synthesis.
Cells, Tissues, Organs, Organ systems Put the following in order from smallest to largest:
Organ systems, Cells, Organs, and Tissues
Red blood cell What cell in the human body has no nucleus?
Transport oxygen and carbon dioxide What is the purpose of the red blood cell?
White blood cell What cell in the human body is involved in the immune system?
, Endocrin glands What structures in the human body produce hormones?
Released directly into circulatory system How do hormones travel throughout the body?
Feedback mechanism This is a switch that turns certain hormones on and off, like a
thermostat.
high, low In osmosis, water moves from an area of ____ concentration to an area of ____
concentration.
Passive transport This process which takes place in the cell membrane does not require
energy and involves a high to low concentration, such as osmosis
Active transport This process which takes place in the cell membrane requires ATP to
function and involves a low to high concentration.
Cellular respiration What cellular process produces ATP?