When the beta cells of the pancreas release insulin into the blood, _____
A) the skeletal muscles and the adipose cells take up glucose at a faster rate
B) the liver catabolizes glycogen
C) the alpha cells of the pancreas release glucose into the blood
D) the kidneys begin gluconeogenesis
A
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Plant and animal development share a number of features, but differ in major ways as well. Which of the following best summarizes the similarities between the two forms of development?
A) Both plants and animals develop from a process of single fertilization. B) Both plants and animals produce specialized tissues through irreversible processes of determination and differentiation. C) Both plants and animals produce gametes via meiosis followed by mitosis of haploid cells. D) Both plant and animal development depend on precise control of gene expression in time and in space.
Griffith, a British microbiologist, used bacteria and mice to demonstrate the process of transformation. During transformation,
A. a bacterial chromosome produces an exact copy of itself. B. the nucleus of a mouse cell repairs itself when damaged by bacterial infection. C. DNA from an infected mouse cell changes bacteria from a non-pathogenic to a pathogenic form. D. genetic material is transferred from one bacterial cell to another. E. a bacterial cell is transformed into a spore during unsuitable environmental conditions.
Yeasts reproduce asexually by:
a. meiosis. b. binary fission. c. ascospores. d. budding. e. forming a secondary mycelium.
Amino acid and vitamin supplements are prepared from extracts of microbial cultures.
Answer the following statement true (T) or false (F)