Which scientist invented the very first optical microscopes and was also the first person to view single-celled organisms living in pond water?

Seasonal variations in ocean temperatures can impact the populations of living organisms. If phytoplankton populations grow more quickly in cooler water, how would herbivorous fish be affected by the cooler seasons?

What are the subunits of protein, starch, and DNA

When serving hot food it should never reach a temperature below 75?

The population in the United States in 2000 was about 281 million people. In 2015, it was 321 million people. From 2000 to 2015, the population increased___ %.

color blindness is caused by an x-linked recessive gene. a color blind man and a woman with normal vision whose father was color blind have a son. the probability that their son is color blind is?

Which two combinations of alleles could produce a trait controlled by a dominant allele?

How does global climate change most directly impact marine life? Decreased ability of marine reptiles to lay eggs Decreased habitat for polar marine animals Increased marine mammal oxygen consumption Increased reproduction of marine migratory birds

Where do joint capsule receptors send proprioceptive information?

Why do scientists use controlled experiments

Which of the following show population variation? Bacteria becomes resistant to penicillin. Galapagos Island finches have different sized beaks depending on which island they are on because of the different kind of seeds available to eat on each