The response of plants to touch is known as
A. phototropism.
B. thigmotropism.
C. gravitropism.
D. photoperiodism.
Answer: B
Biology & Microbiology
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This cellular structure lacks a membrane:
A. microbody B. nucleus C. nucleoid D. endoplasmic reticulum E. Golgi body
Biology & Microbiology
In lactate fermentation, _____ is converted into
lactate.
a. pyruvate. b. acetaldehyde. c. ethanol. d. glucose. e. NADH.
Biology & Microbiology
A prokaryotic cell has all of the following EXCEPT ____
a. a plasma membrane b. DNA c. cytoplasm d. a nucleus inside a membrane e. ribosomes
Biology & Microbiology
_______ is the main sugar transported in phloem; plant biologists think it is less vulnerable to ________ than monosaccharides.
A. Glucose; metabolic breakdown B. Sucrose; phloem loading C. Sucrose; metabolic breakdown D. Glucose; guttation
Biology & Microbiology