A bacterial cell is found to be motile and resistant to high temperature and phagocytosis. What structure does this cell probably have?
A. Flagella, pili, plasmid
B. Flagella, pili, capsule
C. Endospore, capsule, ribosome
D. Endospore, flagella, capsule
Ans: D. Endospore, flagella, capsule
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White fruit color in summer squash is influenced by a dominant allele W, while colored fruit must be
ww. In the presence of ww, a dominant gene G results in yellow fruit, and if the individual had both recessive genes in the homozygous condition, it would be green. Give the F2 phenotypic ratios resulting from a cross of a pure-breeding white of genotype WW GG with a green. What will be an ideal response?
Many studies have been conducted on the heritability of obesity. With fairly strong consistency they
indicate that the heritability of this trait is about:A. 0.1 B. 0.3 C. 0.5 D. 0.7 E. 0.9
List one of the two geographical characteristics of most deserts
What will be an ideal response?
High blood pressure/hypertension is defined as consistently measuring over __________________.
Fill in the blank(s) with the appropriate word(s).