Chapter 5 Overview of Cell Biology

Created by s_rcurtis 

Upgrade to
remove ads

carbohydrate

Polysaccharides are a form of:

centrosome

Which cytoplasmic organelle affects the formation of the mitotic spindle?

lipids

Which of the following is necessary for production of hormones such as estrogen and testosterone?

organic

Which of the following types of molecules contain carbon?

protein

What organic compound is responsible for the construction and repair of body tissues?

S

DNA is synthesized in which phase?

housing DNA and RNA

What is the primary function of the cell nucleus?

M

Which phase of the cell growth cycle has four subphases?

late in the G1 phase

When the process of cellular division stops and the cell does not divide further, this usually occurs at what point?

golgi apparatus

Which cytoplasmic organelle produces glycoproteins from large carbohydrate molecules and protein molecules?

metaphase

The centromeres duplicate themselves in which phase?

DNA

In the second meiotic division, which of the following is not duplicated?

water

Cell chemical reactions occur in what medium

active and passive

What are the two modes of transportation of the cell membrane?

lipids

Which of the following also serves to protect vital organs?

cells

What are the basic structures of living matter and control the growth and development of tissues and organs?

protoplasm

What is composed of 24 elements and is the foundation building material of all living things?

metabolism

What is the breaking down or synthesizing of substances in the body to produce heat and energy?

proteins

What are esstential for building new tissue, cell growth, and the repair of injured or debilitated tissue and cells?

proteins in the cell

What determines the cell's characteristics?

structural proteins

What type of protein gives the body shape and form and are a source of heat and energy?

Enzymatic proteins (enzymes)

What type of protein controls important chemical reactions in the cell?

proteins

What helps regulate body development and protect the body from illness?

carbohydrates

What acts as fuel for the body and a structural component of cell walls and material between cells?

glucose

What is the primary energy source for cells?

Lipids

What are an important part of the cell membrane and are necessary in the production of many hormones?

lipids

What are essential for muscle contraction and protect the body and vital organs from trauma?

DNA and RNA

What are the two types of nucleic acids?

sugar phosphate chains

What are the rails of a DNA helix?

DNA

What carries the genetic code for cell reproduction and cell activity?

DNA

What regulates the sequence of amino acids in proteins?

chromosomes

What are tiny rod shaped structures divided into hundreds of segments?

mineral salts

What help create energy for cells and conduct electrical impulses along nerves?

potassium

Where do most postive ions (cations) come from?

phosphate

Where do most negative ions (anions) come from?

ions

What helps regulate the amount of fluid in the cell?

higher

Water is attracted to areas where there are (higher/lower) concentrations of ions?

cytoplasm

Where do all metabolic functions of the cell occur?

glycoproteins

What are made from carbohydrate and protein molecules in the golgi apparatus?

golgi apparatus

What transports enzymes and hormones through the cell membrane into the blood stream?

oxidation

What is the process of digesting macromolecules by enzymes?

ribosomes

What is the manufacturing site of proteins?

mRNA

What are the managers of the protein factories?

mRNA

The ribosomes travel along:

tRNA

The proteins are made from amino acids that are combined by:

G1

What stage of interphase produces a form of RNA that is needed before DNA can be synthesized?

S phase

In what stage is each DNA molecule replicated?

chromatid

What is a tightly coiled strand of DNA?

S phase

In what stage of interphase do two chromatids connected with a centromere change to four chromatids connected with a centromere?

centromere

What is a clear region on the chromosome that connects the chromatids?

S phase

What is the longest stage of interphase?

G2

What stage of interphase does the cell prepare for mitosis by manufacturing proteins and RNA molecules?

centrioles

What are small, hollow, cylindrical structures that regulate the formation of the mitotic spindle?

first polar body

After the first meiotic division, the other cell that produces nonfunctional cells is called the:

one

How many daugter cells are functional after the second meiotic division?

ootid

What is the functional cell after meiosis called?

second polar bodies

What are the nonfunctional cells of meiosis called?

metaphase

During second meiotic division, the process stops at what stage until the secondary oocyte is fertilized?

anabolism

What is the process where nutritive material is being built up into the cell's structure or stored as a reserve for future use?

catabolism

What is the process where macromolecules are broken down into smaller molecules?

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set