How much cooler are sunspots than the sun

Which of these conditions made it beneficial for aquatic plants to move onto land? bright sunlight, abundant CO2, and lack of competitors filtered sunlight, abundant O2, and higher pathogens less water, abundant nitrogen, and no pathogens

we eat 3 slices of bread with butter and 1 cup of milk. what class of food id lacking from the diet?

What describes the term parasitism?

Which of the following best describes the term parasitism?

Where is the chromatin located?

Why might a placoderm be more useful index fossil than a cockroach?

Which part of nephron most of the reabsorption takes place?

A friend of yours is considering drinking one glass of wine a day because she has heard that it may reduce her risk of heart attacks. What information would you provide to her?

What is it when a new incorrect base pair appears within the new structure of dna

Which is the correct pair of complementary nitrogenous bases in DNA? A. Adenine and thymine B. Cytosine and thymine C. Guanine and thymine