Simon has been researching the B vitamins and was reading information on how a niacin deficiency is common with those who are poorly nourished and alcoholics. Which of the following meals are high in niacin? a. chicken with mushrooms and a baked potato
b. steak with onions and broccoli
c. clam chowder soup with a lettuce salad
d. vegetable pizza
e. beef burrito with sour cream

Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms

Nucleic acid certain protein cell membranes certain carbohydrates

How do the sperm cells get from the stigma to the ovules?