The blastopore develops into which structure in protostomes?

a. anus
b. mouth
c. limbs
d. heart


b. mouth

Biology & Microbiology

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Free ________ molecules have lubricating properties and are therefore abundant in the joints, for example.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Foraminiferans are Rhizarians

______________ Indicate whether the statement is true or false.

Biology & Microbiology

Which of the following is/are microorganism/s that can be used as food?

A. Methylophilus methylotrophus B. Algae C. Fusarium graminearum D. Spirulina E. All of the choices are correct.

Biology & Microbiology

Which of the following best represents analogous structures?

A. the arm of a human and the leg of a human B. the wing of a bat and the wing of a butterfly C. the arm of a human and the wing of a bat D. the wing of a butterfly and the wing of a bee

Biology & Microbiology