The fruits of legumes
A. are fleshy and sweet and are dispersed by birds.
B. are winged and dispersed by wind.
C. split down both sides and the seeds fall out.
D. have corky hulls that make them buoyant and are dispersed by water.
E. have hooks that cling to mammals and are dispersed by them.
C. split down both sides and the seeds fall out.
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When determining whether a relative is a proper match for organ or tissue donation, three sets of HLA alleles - inherited together - must match those from the intended recipient. These allele sets are known as _____
a. open reading frames b. splice sites c. copy number variants d. haplotypes e. disease-associated mutations
Different alleles that are both expressed in a heterozygote are
A) dominant. B) codominant. C) incompletely dominant. D) homozygous dominant.
Each breed of dog is known to be susceptible to certain illnesses, such as heart problems, eye disorders, or thyroid problems. Why do dog breeders often go to great lengths to breed a dog that's unrelated to a dog they want to breed?
A) Individuals closely related are more likely to have the same deleterious genes. B) Individuals closely related are less likely to want to mate. C) Breeding individuals that are closely related may produce an interesting new set of characteristics. D) Breeding individuals that are closely related will result in greater fitness for the offspring.
Oxygen-poor blood becomes oxygen-rich blood in the capillary beds of the
A. alveoli. B. bronchioles. C. larynx. D. bronchi. E. trachea.