Why is it that two species cannot occupy the same niche for an extended period of time?

Describe the basic components of a tissue:

Which of the following statements best describes the function of DNA in a cell? A. DNA contains the genetic information to make all the proteins in that organism B. DNA transfers amino acids to the ribosome C.

Ranchers who have herds of sheep often have problems keeping predators away from their herd while the sheep graze on grass. Which term describes the sheep in this scenario? Select all that apply. A. Prey B. Consumer C. Primary consumers D.

what dk you call a group of organisms that are the dame species in an ecosystem? A) community B) producers C) population D) consumers?

Which statement best describes how alleles are related to genes? 1 An allele is a form of a gene that determines a specific trait. 2 A gene is a form of an allele. 3 A gene is always dominant to an allele.

Flowers that are pollinated by the wind usually have smaller petals and sepals than flowers that are pollinated by insects or animals. Why are small petals and sepals an advantage to these flowers?

Lysozyme and the antibiotic penicillin have similar mechanisms of action in that they both causedamage to the bacterialA) cell membrane. B) capsule. C) cell wall. D) DNA. E) ribosomes

A group of tissues that work together to perform specific activities for an organism

Mitochondria are important organelles within a cell. what would most likely happen if a cells mitochondria were not functioning properly?

What percentage of energy is transferred when a mouse is eaten by a fox? 90% 0% 10% 100%