Is this statement true or false? Petrified wood is a type of fossil.

Describe the disease of erythematous

This hormone is responsible for preparing the human uterus for pregnancy and as well as the mammary glands for lactation. What is this hormone?

Fossil fuels contain energy that originally came from a. tidal forces. b. Earth's core. c. the sun. d. dinosaurs.

The genetic code is based on sequences of three bases called

How differences in genotypes can cause variations in phenotypes?

Do you like scienece

Photosynthesis a) a process that uses sunlight to synthesize foods from carbon dioxide and waterchloroplast b) an organelle that contains chlorophyll and in which photosynthesis takes placechlorophyll c) a green pigment present in all plants that

Summarize the steps of the scientific method.

How do manufacturers make trans fats? A) They remove hydrogen from polyunsaturated fats. B) They remove hydrogen from saturated fats. C) They add hydrogen to unsaturated fats. D) They add hydrogen to saturated fats.

Why it potentially dangerous to reduce the number of crop species in potatoes?