The dengue viruses are spread by (fleas/mosquitoes/ticks).
Fill in the blank(s) with the appropriate word(s).
mosquitoes
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A protobiont
A. has a boundary, or membrane. B. contains polymers inside that store information. C. has a boundary and contains polymers inside that store information. D. polymers that have enzymatic functions. E. has a boundary, contains polymers that store information and other polymers that act as enzymes, and it can replicate itself.
A cell that has a diploid number of 6 chromosomes has 3 chromosomes lined up in the center of the cell, each chromosome containing two joined sister chromatids. What phase of the cell cycle is this cell in?
A) Metaphase I of meiosis B) Metaphase II of meiosis C) Metaphase of mitosis D) Telophase I of meiosis
A marine biologist compares 2 samples of reef-building coral colonies collected from various locations on a coral reef. One colony has thick, stout branches while the other has long, thin branches. Are these different species? Discuss why or why not. How could the biologist solve this question?
What will be an ideal response?
Many invertebrates have separate and differentiated receptors for taste and smell, while others have a
single receptor for both.
Indicate whether the statement is true or false.