A hypertonic salt solution has a higher concentration of solutes than a blood cell. explain what happens when a blood cell is placed in a hypertonic salt solution.

True or False: Wetlands and estuaries are critical ecosystems, but do not require protection.

What kind of gut do worms in Phylum Platyhelminthes have?

what are three necessary conditions for evolution by natural selection? Explain with evidence of these necessary conditions is satisfied by the black vs. speckled forms of the peppered moth

If a pea plant has a recessive allele for green peas it will produce

A biology class wants to perform an experiment to investigate the effect of different colors of light on germination. they wrap clear glass jars with green, yellow, red and clear cellophane and plant three seeds in each one.

What is the best course of action when a food handler has questions about how to properly wash their hands?

3. Could antibiotics fight off a cold virus infection?

In which form are electrons transferred during typical redox reactions such as the oxidation of glucose?

What feature of dna replication makes it semi-conservative

In cell f7, create a formula that calculates the salary for joan dickinson. her salary is calculated by adding her base salary (cell b7) to her total bonus (cell e7). (hint: do not use the sum function.)