Small viruses started as runaway pieces of nucleic acid that originally came from living cells such as bacteria.

True or false

How are 96% human dna found in gorilla dna?

Which of the following statements regarding the primary versus the secondary immune response is true? The antibodies produced in a primary response bind to antigens more efficiently than the antibodies produced in a secondary immune response A

The plane of Earth's orbit around the Sun is called the:?

The structure that covers the gills is the __? A. Lateral line B. Operculum C. Caudal

Which list below describes the next steps of evaporated water through the water cycle? A) Condensation, precipitation, runoff, ocean storage B) Transpiration, condensation, precipitation, ocean storage C) Precipitation, condensation, runoff,

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%

Destruction of the paraventricular nucleus (PVN) with electrolytic lesions has been shown to produce hyperphagia (overeating) in rats. Injections of local anesthetic into the PVN may also stimulate eating.