Sex influenced traits most likely appear due to the influence of
a. adrenal hormones.
b. estrogen.
c. testosterone.
d. both estrogen and testosterone.
e. growth hormone.
D
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What sort of fossil data would support the hypothesis of punctuated equilibrium?
A) fossils that look alike through many layers of sediment B) fossils that look very different through many layers of sediment C) fossils that look alike through layers of sediment, then a layer with many new fossils D) a few layers of sediment with different fossils between layers of sediment without fossils
________ is the vascular tissue that conducts water and minerals from a plant's roots to its leaves.
a. Endosperm b. Phloem c. Hypha d. Corolla e. Xylem
If, in a heterozygous individual, only one allele is expressed in the phenotype, that allele is
A) normal. B) haploid. C) recessive. D) potent. E) dominant.
Mycobacterium leprae infections manifest in two different forms in a patient. What are these? What determines which form the patient will develop?
What will be an ideal response?