Which phrase best describes a gene? (1) a segment of a dna molecule found only inthe body cells of an organism(2) a segment of a dna molecule found only inthe gametes of an organism(3) a segment of a dna molecule that containsthe instructions for producing a trait in anorganism(4) a segment of a dna molecule that containsthe instructions for producing all thecharacteristics of an organism

Ascientist discovers a new body between the orbit of neptune and the kuiper belt. the object is round and travels in an orbit around neptune with other space objects. the scientist claims that she has found a new dwarf planet. where is the scientist’s error?

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

Which best describes carbon dioxide’s path out of the body