Midterm Study Game 2014

The total magnification of an image on a microscope is found by multiplying the eyepiece by the_____________ Objective

Which part of the microscope should you adjust on a microscope to allow more light to pass through? Diaphragm

An organism that can make its own food is known as an autotroph

The presence of which organelle would identify an organism as an autotroph? choroplast

What is a major factor that determines whether a molecule can fit through the cell membrane or not? size

In the NYS lab “Diffusion through the Membrane,” which molecule was too large and did not pass through? starch

What is the final product of photosynthesis? glucose

Which organism is an exception to the cell theory due to its noncellular structure? virus

Fill in the blank Cell  _______  organ  organ system Tissue

In the NYS lab “Diffusion through the Membrane,” which molecule moved into the cell from the water Iodine

All body cells have the same DNA but a liver cell and muscle cell are very different. How is this? Gene on/off

Why do some cells in the reproductive system respond only to certain hormones? Specific receptors

What four element make up all proteins? CHON

Saliva enzymes operate best at a pH that is close to neutral for the hydrolysis of carbs. What is the neutral pH? seven

Some enzymes work best in a pH that is acidic. Which range is acidic? 1 to 6.9

How can you tell that the purple molecule b. is the enzyme? Unchanged.

Which of the four organic macromolecules have a 2 to 1 ratio of hydrogen to oxygen? carbohydrate

Which element is found in all proteins but not carbohydrates or lipids? nitrogen

What are the building blocks of all proteins Amino acids

What is the bond that hold two amino acids together to make a protein? Peptide bond

What elements make up a nucleic acid CHONP

GCAT in a DNA molecule are known as Nitrogenous bases

The small monomers that make up the DNA macromolecule are known as nucleotides

The circle part of the DNA nucleotide is called. phosphate

Each one of these in the cell membrane are called phospholipid

If the external environment of a living cell has a greater concentration of salt than the cytoplasm, then the cell will Lose water

Which process goes from low to high concentration and need cellular energy Active transport

After a cookie is digested, glucose enters the bloodstream from the intestines by this process diffusion

What is the this called meniscus

How many mL should be added to raise the volume to 41 mL 6 mL

Which part of the microscope should never be used in medium or high power Coarse adjustment

Which term include all activities to keep an organism alive? metabolism

In a changing external environment, an organism must be able to maintain a constant internal condition. This is known as homeostasis

Which is a protein that can influence a chemical reaction by speeding it up or slowing it down enzyme

to break down a large molecule into smaller molecules by adding water Hydrolysis

Which organic macromolecule is made of a glycerol and three fatty acids lipid

Since enzymes speed up chemical reactions they are called this catalyst

What two scientist are credited with developing the DNA model, the double helix? Watson/Crick

What is the sugar component of the DNA nucleotide called? deoxyribose