The body wall of an earthworm contains layers of ____ and ______ muscle tissue
What will be an ideal response?
Answer: Circular and longitudinal
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In a basic staining procedure, which is the correct order?
A. Fix, smear, stain B. Smear, fix, stain C. Fix, stain, decolorize D. Smear, decolorize, stain
An initiator tRNA is loaded onto a small ribosomal subunit, which locates the start codon. What happens immediately following this event?
1.A new tRNA moves into the P site and the previous amino acid is transferred from its tRNA to the amino acid the new tRNA is carrying.
2.The anticodon of the initiator tRNA matches up with the mRNA start codon.
3.The new polypeptide chain is released from the ribosome.
4.The large ribosomal subunit joins to the small ribosomal subunit.
Which structure is exclusively reptilian?
a. A b. B c. C d. D e. none of these
Plants produce a polysaccharide made of glucose known as ________, which is virtually indigestible by most animals
Fill in the blank(s) with correct word