Which of the following are derived from mesoderm? (Check all that apply.)A) BloodB) Epidermis of skinC) HeartD) KidneyE) Lining of the digestive tractF) Lining of the respiratory tractG) MusclesH) Nervous systemJ) SkeletonK) Somites
What will be an ideal response?
A, C, D, G, J, K
You might also like to view...
Which of the following signals indicates shade to a plant?
A) light quantity B) blue light C) far-red light D) red light
Many insects make larvae that are very different from the adults. What do you think are advantages of this system? Check all that apply.
_____ Adults and offspring would not compete for food sources. _____ Adults and offspring would not be vulnerable to the same predators. _____ Adults and offspring would not compete for potential mates. _____ Adults and offspring would not compete for habitats.
Place the steps in the correct order to reflect how a lethal dose may be determined.1. Dilutions of virus are made to represent a range of concentrations.2. Dilutions are inoculated into susceptible tissue cultures (or susceptible host organisms).3. Inoculated host cells are observed and the number of dead cells are counted.4. The dilution which killed 50% of the tissue culture cells is identified.
Fill in the blank(s) with the appropriate word(s).
The incidence of Down syndrome increases _____.
A) when identical twins or triplets have been conceived B) both parents are heterozygous for Down syndrome C) if either of the parents is aneuploid D) for families with Down syndrome in their pedigree E) once the mother's age is greater than 35