At a certain point in the flowering process, shoots become committed to making a flower. This is called
A. apomixis.
B. bilateralism.
C. phase change.
D. competence.
E. floral determination.
E. floral determination.
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Mitochondria are responsible for generating _______ for the cell in the form of _______.
a. cytoplasm; ATP b. energy; glucose c. energy; ATP d. cytoplasm; glucose
Saccharomyces is a ____ cell
a. prokaryotic b. eukaryotic c. bacterial d. plant e. protistan
By what mechanism might transposons contribute to gene duplication?
a) Transposons may promote unequal crossing over during meiosis. b) Transposon insertion may disrupt an exon. c) Transposons may promote accidents in meiosis, leading to polyploidy. d) Transposons cause failure of chromosomes to segregate during mitosis. e) Transposons may lead to slippage of DNA polymerase during DNA replication.
Forests, like other ecological systems, are subject to the species succession process. Which of the following would be characteristics of pioneer plant species facilitating the early stages of forest succession? (Check all that apply.)A) Slow-growingB) Pollinated by animalsC) Seedling growth requires direct sunlightD) Seeds germinate in the shadeE) Plants produce great quantity of seeds
What will be an ideal response?