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

Which osmotic and ionic strategies must marine teleost fishes employ?

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

Pls quickly! which of the following is true about the behavior of an organism? a. the behavior of an organism is influenced by both its heredity and it’s environment. b. the behavior of an organism is influenced only by the treats it inherits from its parents. c. the behavior of an organism is influenced only by the environment in which it lives in. d. the behavior of an organism is not influenced by either it’s heredity or its environment.