Why do animals in deep ocean depths live in complete darkness?
a. because 100% of the ocean is at a depth where no light penetrates
b. because over 90% of the ocean is at a depth where no light penetrates
c. because over 80% of the ocean is at a depth where no light penetrates
d. because over 70% of the ocean is at a depth where no light penetrates
Ans: b. because over 90% of the ocean is at a depth where no light penetrates
You might also like to view...
What is a component of a single nucleotide?
A. A phosphate group B. A six carbon sugar C. All five nitrogenous bases
If the DNA triplets were ATG?CGT, the tRNA anticodons would be
a. AUG?CGU. b. ATG?CGT. c. UAC?GCA. d. UAG?CGU. e. CGT-ATG.
A carefully planned and executed manipulation of the natural world used to test a prediction in the scientific method is a(n) ________
Fill in the blank(s) with correct word
You would not expect to find homeobox or homeobox-like genes in:
a. Drosophila. b. Arabidopsis. c. C. elegans. d. H. sapiens e. E.coli