Today the term “algae” is used primarily for
organisms in the group(s)
a. bacteria.
b. protista.
c. plantae.
d. bacteria and protista only.
e. bacteria, protista, and plantae.
Answer: b
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Diploid somatic cells of elephants have 56 chromosomes. If nondisjunction of one of an elephant's chromosomes occurs in meiosis II, the resulting sperm are expected to have the chromosome complement:
A. 28, 28, 28, 28 B. 28, 28, 29, 27 C. 29, 29, 27, 27 D. 29, 29, 28, 28 E. 56, 56, 57, 55
Based on the phylogeny shown, choose the true statement about evolutionary relationships.
A. Ginkgo is more closely related to oak than rose.
B. Oak is equally related to rose and pine.
C. Fern is more closely related to pine than to rose.
D. Fern is equally related to ginkgo and oak.
Clarify Question
· What is the key concept addressed by the question?
· What type of thinking is required?
· What key words does the question contain and what do they mean?
Gather Content
· What do you already know about cladistics?
Consider Possibilities
· Consider the different answer options. Which can you rule out?
Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?
Reflect on Process
· Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
An individual who has two identical alleles for a trait is said to be ___________
A. Homozygous B. Heterozygous C. Isozygous D. A variant
Which organism is nonhemolytic on 5% sheep blood agar but hemolytic on human blood?
a. Weissella confusa b. A. haemolyticum c. Lactobacillus spp. d. G. vaginalis