At the cellular level, the development of an animal from a fertilized egg involves cell division by _____
a. meiosis
b. mitosis
c. differentiation
d. morphogenesis
e. cloning
ANSWER: b
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Which of these time intervals, based on plant fossils, came last (most recently)?
A) extensive growth of gymnosperm forests B) Silurian-Devonian explosion with fossils of plant lineages that contain most of the major morphological innovations C) colonization of land by early liverworts and mosses D) rise and diversification of angiosperms E) carboniferous swamps with giant horsetails and lycophytes
True or False: K-strategists tend to inhabit "unpredictable" environments and also have population densities near the carrying capacity of an environment
A. true B. false
How do mutations help us in understanding the particular functions of a gene?
What will be an ideal response?
Which of the biomolecules is incorrectly matched with its building block?
A) Protein: Amino acid B) Carbohydrate: Polysaccharide C) Nucleic acid: Nucleotide D) Lipid: Glycerol E) Lipid: Fatty acid