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Compare the shape and structure of the amoeba to the spirogyra. explain how the differences allow each type of cell to survive.(think about how they get energy)

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Jarrod Robel
Jarrod RobelLv2
29 Sep 2019

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Related questions

LAB MODULE: BASIC MICROSCOPY – STUDY HELP

The information in this document is helpful in preparing for the Basic Microscopy Pre-Lab Quiz on Canvas and the Basic Microscopy quiz on Late Nite Labs.

Instructions:

• Go to your Late Nite Labs course site and click on the Basic Microscopy link. The lab manual content will appear on the right side of the screen.

• PRINT and READ all of the information found in the Basic Microscopy lab manual.

• Use the information to answer the following questions.

Questions

• Fill in the remainder of the chart.

Objective Lens

Objective Magnification

Ocular Magnification

Total Magnification

Scanning

4X

10X

40X

Low Power

10X

10X

High Power

40X

10X

Oil Immersion

100X

10X

• Do all organisms consist of more than one cell?

• What is the structural and functional unit of living things? In other words, what is considered the basic building block of LIFE?

• What three structures are found in the cells of ALL organisms, both prokaryotic and eukaryotic? You may have to look at the pictures of the cells in the Basic Microscopy lab manual content to find all three structures. Note: plasma membrane = cell membrane

• List the major differences in prokaryotic cells and eukaryotic cells? Include the location of genetic material in a eukaryotic versus prokaryotic cell.

• List the organelles found in a eukaryotic cell that are not found in a prokaryotic cell. You may have to look at the pictures of the cells in the Basic Microscopy lab manual content to find all of these.

• In eukaryotic cells, genetic information is found in the form of DNA. Is this true for prokaryotic cells?

• Are flagella and cell walls unique to eukaryotes? Why or why not?

• The __________is the part of a cell that allows the movement of substances into and out of the cell and protects the cell from its environment.

• The__________is a substance that contains all of the dissolved and suspended ions and other molecules needed to keep the cell alive.

• A__________is an organelle that serves as the site of photosynthesis in a eukaryotic cell.

• Some organisms have cells that contain a__________that gives the cell a more structured shape and strengthens the cell by osmotic pressure.

• Describe dark field microscopy.

• Describe phase contrast microscopy.

• Why do scientists use dark field microscopy and phase contrast microscopy when studying prokaryotic cells?

• How does phase contrast microscopy help scientists visualize difficult specimens?

• Fill in the remainder of the chart. The organisms studied during this lab are: Amoeba, Spirogyra, cardiac muscle, and bacteria.

Structure Function Organisms Studied
Plasma Membrane

Amoeba, Spirogyra, cardiac muscle, and bacteria
Cytoplasm
Nucleus

Contains the genetic material of a eukaryotic cell
Chloroplast

Spirogyra
Cell wall

2. The Chiton, squid, and mussel all belong to the phylum mollusca. What characteristics do they share that place them in the same group? How do they differ?

3. Compare the locomotive mechanism of paramecium and amoeba.

4. Compare the digestive systems of the planarian, fluke, and taenia. How do the digestive structures of these flatworms relate to their different niches?

1. Water's molecular structure of water gives rise to 4 emergent properties that facilitate life on earth. Explain how the molecular structure of water contributes to each of these properties.

Explain why the structure of carbon makes it an excellent backbone for the molecules that compose living organisms.

2. Explain how water is involved in the synthesis and breakdown of biological macromolecules. in your answer, make sure to discuss the reactions that join and break apart monomers and why water is related to these processes.

Saturated and unsaturated fats have different fluidities at room temperature. Explain why this occurs.

Use the structural differences discussed in part 1 to explain why one type of fat can harm the cardiovascular system while the other has little negative effects.

Given that starch and cellulose are both made from the same monomer, why do you think that cellulose is so much more difficult for animal digestive systems to break down?

Most living organisms are extremely sensitive to changes in temperature and pH.

Use your knowledge of protein structure and the bonds involved to explain this sensitivity. make sure to be specific about levels of structure and bonds that are disrupted when temperature or pH change significantly.

Some living organisms such as gut microorganisms able to survive in environments with extreme pHs. What kind of modifications may they have in the amino acid composition of their proteins that facilitate their adaptation to this environment?

<Cell structure and organelles>

3. Explain how the internal structure of a cell isolated from the pancreas differs from that of a muscle cell.,

Compare the structures of animal and plant cells. How are they different? how are they the same?

Edema is a medical condition that results from fluid leaking out of blood vessels into surrounding tissues. using your knowledge of animal cell junctions, hypothesize what type of junction may be malfunctioning in individuals suffering from edema and explain why you believe your hypothesis to be correct.

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