What animal lacks a notochord in both its embryonic and adult stages

What is the descriptive data in an experiment

2. Adenine and guanine are double-ringed purines single-ringed purines double-ringed pyrimidines D. single-ringed pyrimidines amino acids.

Which of these is true for a daughter cell produced by mitosis? A. It functions in the same way as the parent cell. B. It is unlike any other cell in the organism. C. It has more cytoplasm than its parent cell had. D. It is always a haploid cell.

What element is found in proteins but not in carbohydrates and lipids?

Which of the following is the primary function of proteins? A) transmits hereditary information from one generation to the next B) stored, concentrated energy C) builds and repairs cells and tissues in the body D) cushions and insulates organs

redwoods are the tallest species of tree in the world. explain how transpiration causes water to travel from the roots to the branches of a tree this size.

During photosynthesis, chloroplasts use light energy to convert carbon dioxide and water into sugar and oxygen. Which term best classifies the energy stored in the products of photosynthesis?

What did Chargaff discover while studying bases in the DNA of organisms? The bases in the DNA of each organism were unique. The ratios of thymine and adenine were similar, as were the ratios of guanine and cytosine.

What is one way a plane can form?

Where does diffusion take place