The features common to all chordates are: ________, ________, ________, and ________
Fill in the blank(s) with correct word
notochord; dorsal nerve cord; post-anal tail; pharyngeal slits
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In forensics, a DNA sample is analyzed to determine which alleles of 13 SSR loci are present. How is the probability of that specific combination of SSR alleles existing in the population calculated?
A) The frequency of each genotype is known from determining which allele is the rarest for each locus and then determining if the individual sample contains those alleles. B) The total number of alleles for all loci in the population is calculated. C) The Hardy-Weinberg Law is used to predict the genotype frequency at each locus. D) The total number of alleles in the population is multiplied by 2.
When assessing the role of conjugative bacteria in the spread of antibiotic resistance genes, it is fair to say that Hfr cells contribute most while F? cells contribute least.
Answer the following statement true (T) or false (F)
The figure below is depicting the interaction of water molecules with one another, which involves the use of
a. covalent bonds. b. hydrogen bonds. c. ionic bonds. d. positive and negative ions.
The meiotic process in humans that results in the production of sperm is
A. oogenesis. B. mitosis. C. spermatogenesis. D. polar body formation.