When a cell is preparing to divide, it makes exact copy of all its nuclear DNA. Each chromosome then consists of two parallel filaments called what?

What are the four components necessary for a plant to perform photosynthesis? a. chloroplasts, sunlight, carbon dioxide, and water b. ribosomes, seasons, carbon dioxide, and dew c. ribosomes, sunlight, oxygen, and water d.

Raya is a gardening enthusiast who is looking to buy a new house. She wonders whether her house plants will grow well if she buys an apartment on a higher floor.

Raindrops that freeze into solid particles ice smaller than 5 mm as they fall through a layer of air colder than 0C are called

What percent of the females will have red eyes

Name four components (chemical and biological) found in natural bodies of water

What is the mass of an atom that has 4 protons, 5 neutrons and 4 electrons? 5 8 9 13

Which of the following is one role of RNA polymerase during transcription? to switch uracil with thymine on the exposed gene to build a molecule of mRNA to break down an already existing protein to produce a start sequence

What is diluvial water

What disease can occur when the pancreas is not working properly?

Which of these objects are malleable? Check all that apply. (A) tin fork and knife from a camping set (B) antique ceramic vase (C) steel pole fence post (D) marble sculpture (E) glass tabletop (F) copper coin