Sonar is based on the use of radio waves to penetrate water and thus probe the depths of the oceans.
a. true
b. false
a. true
Biology & Microbiology
You might also like to view...
A drawback of the morphospecies concept is that it cannot be applied to:
A. polymorphic species. B. species that are very similar in appearance. C. extinct organisms (e.g., fossils). D. polymorphic and similar-looking organisms. E. all of the answer options are correct.
Biology & Microbiology
Which of the following are living cells?
a. tracheids b. cork c. sclereids d. parenchyma e. vessel members
Biology & Microbiology
The biogeochemical cycles of one ecosystem are typically independent from those of other ecosystems
Indicate whether the statement is true or false
Biology & Microbiology
DNA methylation is a form of transcriptional regulation by eukaryotes
____________________ Indicate whether the statement is true or false.
Biology & Microbiology