Science 1003: LIFEPAC TEST

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peptidoglycan

A bacteria culture that has a high concentration of ____ in the cell wall will stain Gram-positive. (multiple choice)

False

A halophile is responsible for spoiling juices.

Viroid

A pathogenic RNA molecule is called a ____. (multiple choice)

False

A virus is a prokaryote.

Students response should include the following terms and concepts: Plasmodium, Anopheles mosquito. Could also include discussion about; global distribution, history, life cycle, clinical symptoms, etc.

Discuss malaria, one of the most heavily researched organisms in the world. Include: the scientific genus of the microorganism; the insect vector; and at least three other details about malaria. (writing)

dinoglagellate responsible for red tide by Florida

Karenia brevis ( matching)

a.)attachment b.)penetration c.)uncoating d.)replication e.)release

List the five steps of a lytic viral replication cycle in order. (writing)

False

Members of kingdom Eubacteria are eukaryotes.

Anaerobic

Methanogens are able to live in an ____ environment. (multiple choice)

Hyphae

Multicellular fungi are composed of thread-like structures called _____ which group together to form mycelia to perform specific functions. ( multiple choice)

a.) high expense b.) extensive and time consuming sample preparation c.) not possible to view anything while it is still alive

Name three limitations to using an electron microscope to view an organism? (writing)

True

One reason fungi are no longer classified as plants is the presence of chitin in their cell walls.

fungi known for the production of an antibiotic

Penicillium chrysogenum ( matching)

water mold which causes late blight in potatoes

Phytophthora infestans ( matching)

protozoan known to cause malaria

Plasmodium vivax ( matching)

Robert Hooke

The Englishman, _____, first used the term "cells" to describe tiny compartments which made up cork.

Halophiles

The members of kingdom Archaea which live om the Dead Sea are known as ______.

Normal Flare

The microorganisms commonly found living on the human skin are known as ____. ( multiple choice)

Silicon

The tiny exoskeleton of a diatom is mostly composed of _____. ( multiple choice)

False

Viruses are capable of replication outside the host cell.

breakdown of complex molecules into simpler ones

fermentation ( matching)

self-regulating process to maintain water level

honeostasis ( matching)

plant or animal which supports a parasite

host ( matching)

rupturing of a cell

lysis ( matching)

able to move independently

motile ( matching)

magnifying structure found in the eyepiece

ocular lens ( matching)

organism or substance which causes disease

pathogen ( matching)

mutually positive arrangement between species

symbiosis ( matching)

ability of a virus to cause disease

virulence ( matching)

common mushrooms found in grocery stores

Agaricus bisporis ( matching)

True

Algin is a useful substance derived from brown algae.

bacteria responsible for Lyme disease

Borrelia burgdorferi ( matching)

asexual reproduction in which parent cell divides in two

binary fission ( matching)

asexual reproduction of yeast by pinching-off

budding ( matching)

sexual reproduction in some protozoans

conjugation ( matching)


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