This figure compares an intertidal habitat before and after an oil spill. Which one of the following organisms appears to persist after the spill?
1.fish
2.mollusks
3.echinoderms
4.barnacles
4
You might also like to view...
Myelinated axons make up the _________ of the brain
A. brain stem B. white matter C. sulci D. gray matter
A transgenic crop is created by _____
a. artificial selection b. selective breeding c. transfer of a genetic trait from a different species into the plant's cells d. culturing adult stem cells e. cutting DNA with restriction enzymes and separating the DNA fragments by size
If all the offspring of a testcross are alike and
resemble the organism being tested, then that parent is a. homozygous dominant. b. homozygous recessive. c. heterozygous. d. recessive. e. incompletely dominant.
Monoclonal antibodies bound to toxins are known as ____
a. interleukins b. immunotoxins c. antibodies d. IgT e. interferons