What is the name for the ability of living things to maintain a relatively constant internal environment?
A) cellular respiration
B) homeostasis
C) metabolism
D) stimulus-response
B
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During which stage of development is the egg fertilized by the sperm and the zygote undergoes cleavage?
Ribosomes are made up of:
A. only RNA molecules. B. only DNA molecules. C. DNA and RNA. D. protein and RNA. E. only protein molecules.
As DNA technologies have advanced, molecular comparison has become the more popular choice when constructing phylogenies. What is the science of using molecular data in taxonomy and biogeography called?
a. bioinformatics b. molecular biology c. molecular systematics d. biomedical engineering
While conducting a plant diversity survey in a temperate rainforest in Washington state, you come across a number of individuals of a low-lying plant species. Back at the lab, tests indicate that the majority of the plant material is haploid. The plant you discovered is likely most closely related to
A. conifers. B. sphagnum moss. C. daisies. D. lycophytes. E. complex streptophyte algae.