Week 2 Concepts: Classification and Nutrition

Prokaryotic vs Eukaryotic Cells

Prepare: Prokaryotic vs Eukaryotic Cells

• The cellular structures found in prokaryotes are (select all that apply)
• The Gram stain works because of differences in the of bacteria.

Prokaryotes include

• Which of the following structures contribute to pathogenicity of bacteria (select all that apply)

Self-Check: Bacteria and Archaea

• Drag the cell types to the three respective highlighted images at the bottom.

Self-Check: Bacteria External Cell Structures

• Drag the description to the correct image.

Self-Check: Bacterial Cell Envelope

• Drag the items to the corresponding cell wall.

Self-Check: Bacterial Internal Structure

• Drag and drop the terms to the two respective locations at the bottom of this cell.

Self Check: Bacterial Cell: External

• Drag labels to their correct placement on the chart.

Self Check: Bacterial Cell - Cell envelope

Self Check: Bacterial Cell - Internal

• Drag labels to their correct places on the chart.

Self-Check: Matching Definitions

• Which of the following is mismatched?

Reflect: Prokaryotic vs Eukaryotic Cells

• Select all that apply. Three general shapes of bacteria are
• Select all that apply. A new microorganism is discovered, and you have identified it as bacteria because it
• Match the terms to their description.
• Match the terms to their description.
• Match the terms to their description.
• Select all that apply. Arrangements found among the general shapes of bacteria

Eukaryotic Cell and Cell Division

Prepare: Eukaryotic Cell and Cell Division

• In producing beer and wine, humans have exploited the microbial ability to ferment sugar to alcohol. The microbes responsible for this process are .
• The vesicle that originates from the Golgi apparatus and contains a variety of digestive enzymes is the .
• When a eukaryotic cell is not undergoing mitosis, the DNA and its associated proteins appear as a visible, thread-like mass called
• Which of the following is not a stage of mitosis?
• Helminth is another word for

Self-Check: Eukaryotic Reproduction

• Drag the appropriate reproduction method to the correct row in the table.
• The different types of reproduction found in various eukaryotic organisms

Self-Check: Mitosis

• Drag and drop label to its respective location.

Self-Check: Stages of Mitosis

• Drag each stage of mitosis below to its corresponding description.

Self-Check: Types of Eukaryotic Microbes - Algae

• Algae does not cause any type of harm to human health.

Self-Check: Fungi

• The first antibiotic, penicillin, was developed by this type of eukaryotic organism.

Self-Check: Helminths

• Some helminths are , having both male and female organs.

Reflect: Eukaryotic Cell and Cell Division

• The , a, group of large free-living eukaryotes use pseudopodia for movement.
• The two major groups of helminths are and .
• In humans, helminths generally infect the .
• Fungi that grow as yeasts at one temperature but as molds at another temperature are called .
• _____ causes thrush in infants.
• Yeast reproduce by which sometimes appear as miniature snowmen.
• ______ spores are formed by mitosis and spores are made by meiosis.
• The long, thread-like branching cells of molds are called .
• Red tide is a/an that produces a neurotoxin that can be dangerous to humans.
• _______ is obtained from undercooked infected meat or exposure to infected cats.
• After returning from a trip to Africa, Tom feels tired and weak and has severe anemia. A blood smear reveals a protozoan in his blood and the health care provider diagnoses malaria caused by .
• In several rounds of mitotic nuclear division occur prior to cytoplasmic division.

Viruses

Prepare: Viruses

• Host cells of viruses include .
• Two noncellular agents, smaller than viruses, are infectious RNA strands called and infectious proteins called .
• Viruses .

Self-Check: General Characteristics of Viruses

• Drag and drop terms to their respective locations on the diagram.

Self-Check: Genetic Material of Viruses and Virus Replication

• Drag the correct terms to complete the sentences below.

Self-Check: Replication in Animal Viruses

• Match the stages of animal viral replication to their description.

Self-Check: Viruses

• Drag the correct term to complete the sentences below.

Reflect: Viruses

• Host cells of viruses include .
• Bovine spongiform encephalopathy disease is
• Two noncellular agents, smaller than viruses, are infectious RNA strands called and infectious proteins called .
• Viruses that infect bacteria are specifically called .
• During lysogeny, an inactive prophage state occurs when the viral DNA is inserted into the host .
• Persistent viruses that can reactivate periodically are .
• The core of every virus particle always contains .
• A/an is the protein shell around the nucleic acid core of a virus.