The body wall of an earthworm contains layers of ____ and ______ muscle tissue

What will be an ideal response?


Answer: Circular and longitudinal

Biology & Microbiology

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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

Biology & Microbiology

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.

Biology & Microbiology

Which structure is exclusively reptilian?

a. A b. B c. C d. D e. none of these

Biology & Microbiology

Plants produce a polysaccharide made of glucose known as ________, which is virtually indigestible by most animals

Fill in the blank(s) with correct word

Biology & Microbiology