1 Using the following information: Nutritional Mitochondria? Chlorophyll? Type? Motile? Euglena Both + + Giardia Heterotroph Heterotroph Nosema Autotroph Pfiesteria Heterotroph + Trichomonas Heterotroph Trypanosoma a. create a dichotomous key for distinguishing these unicellular organisms. b. Which cause human disease? 2. Using the additional information shown below: a. create a cladogram for these organisms. b. Do your two keys differ? Explain why. c. Which key is more useful for laboratory identification? d. Which key is more useful for classification? rRNA base # 20 19 16 17 18 13 14 15 10 11 12 7 6 5 4 2 1 U U С G U U G с C Euglena G G G U U с с Giardia C G A G A U с с Nosema C G С U с C Pfiesteria G A G U с С Trichomonas A G G U U C с Trypanosoma ACUGCA AUUAGA AAUAU 2 AA UAU AACAC 0o AUG ACAG 3A A A A

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Question 2a, b, c, and d

1
Using the following information:
Nutritional
Mitochondria? Chlorophyll? Type?
Motile?
Euglena
Both
+
+
Giardia
Heterotroph
Heterotroph
Nosema
Autotroph
Pfiesteria
Heterotroph
+
Trichomonas
Heterotroph
Trypanosoma
a. create a dichotomous key for distinguishing these unicellular organisms.
b. Which cause human disease?
2. Using the additional information shown below:
a. create a cladogram for these organisms.
b. Do your two keys differ? Explain why.
c. Which key is more useful for laboratory identification?
d. Which key is more useful for classification?
rRNA base #
20
19
16
17
18
13
14
15
10
11
12
7
6
5
4
2
1
U
U
С
G
U
U
G
с
C
Euglena
G
G
G
U
U
с
с
Giardia
C
G
A
G
A
U
с
с
Nosema
C
G
С
U
с
C
Pfiesteria
G
A
G
U
с
С
Trichomonas
A
G
G U U C
с
Trypanosoma
ACUGCA
AUUAGA
AAUAU
2 AA UAU
AACAC
0o
AUG
ACAG
3A A A A
Transcribed Image Text:1 Using the following information: Nutritional Mitochondria? Chlorophyll? Type? Motile? Euglena Both + + Giardia Heterotroph Heterotroph Nosema Autotroph Pfiesteria Heterotroph + Trichomonas Heterotroph Trypanosoma a. create a dichotomous key for distinguishing these unicellular organisms. b. Which cause human disease? 2. Using the additional information shown below: a. create a cladogram for these organisms. b. Do your two keys differ? Explain why. c. Which key is more useful for laboratory identification? d. Which key is more useful for classification? rRNA base # 20 19 16 17 18 13 14 15 10 11 12 7 6 5 4 2 1 U U С G U U G с C Euglena G G G U U с с Giardia C G A G A U с с Nosema C G С U с C Pfiesteria G A G U с С Trichomonas A G G U U C с Trypanosoma ACUGCA AUUAGA AAUAU 2 AA UAU AACAC 0o AUG ACAG 3A A A A
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