The cells of the bladder are joined to one another by ________ that prevent substances from passing between the cells of this tissue
Fill in the blank(s) with correct word
tight junctions
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Using visual observation of phenotypes to identify allele frequency rarely works because:
A. most alleles are recessive and will not produce a visible phenotype. B. phenotype is not due to the alleles. C. multiple genes may control the phenotype. D. visual phenotypes are rare. E. phenotype is not an indication of genotype.
The amount of energy needed to maintain basic metabolic functions is the ____
a. basal metabolic rate b. body mass index c. thermic effect of food d. basic body index e. metabolic ratio
Plants adapted to low-nutrient environments are characterized by
A) a high growth rate. B) decreased root production. C) increased leaf longevity. D) faster growth when more nitrogen is available.
Plasmids can help bacteria grow faster.
Answer the following statement true (T) or false (F)