Freshwater sponges reproduce asexually by forming resistant internal buds called

(a) spicules.
(b) larvae.
(c) ovaries.
(d) gemmules.


(d) gemmules.

Biology & Microbiology

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During which meiotic phase does crossing over occur?

A) anaphase I of meiosis I B) anaphase II of meiosis II C) prophase I of meiosis I D) prophase II of meiosis II

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Which region displays an example of the founder effect amongst its population?

a. China b. Iceland c. Central Africa d. the United States e. the United Kingdom

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Which sturcture makes proteins using coded instructions that come from the nucleus?

A. Golgi Apparatus B. mitochondrion C. vacuole D. ribosome

Biology & Microbiology