You have type A blood (genotype IAi). Who can you donate blood to in an emergency?
a. type O only
b. type AB only
c. type A only
d. types A and B, not O
e. types A and AB
ANSWER: e
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The covalent linkage between nucleotides is referred to as a(n) ____ bond
Some help with this? Thank you.
An evolutionary advantage of the endoskeleton is that it (choose all correct answer options):
A. allows growth of fairly large organisms. B. protects vital internal organs. C. provides a structure on which muscles can pull for an organism to move. D. makes the process of reproduction more efficient.
In garden peas, one pair of alleles controls the height of the plant, and a second pair of alleles controls flower color
The allele for tall (D) is dominant to the allele for dwarf (d), and the allele for purple (P) is dominant to the allele for white (p). A tall plant with white flowers crossed with a dwarf plant with purple flowers produces all tall offspring with purple flowers. What is the genotype of the parents? What will be an ideal response?
Pain receptors are classified as ____
a. Pacinian corpuscle b. free nerve endings c. muscle spindle d. Merkel’s discs e. Meissner’s corpuscle