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Questions in biology

[Terjawab] What are both chromosomes and genes made from?

[Terjawab] Adaptation means a: A. loss of function. B. replacement of a lost prosthetic. C. loss of the swallow reflex. D. change in neurotransmitter activity in the cerebellum. E. change in function or structure to meet new conditions.

[Terjawab] Which of the following is formed when a group of tissues works together to perform a common function? A) Body B) Brain C) Organ D) Organ system

[Terjawab] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Terjawab] Which statement correctly identifies the products of aerobic respiration? A. [tex]$CO _2+ H _2 O$[/tex] B. [tex]$C _6 H _{12} O _6+ O _2$[/tex] C. [tex]$CO _2+ H _2 O + O _2$[/tex] D. [tex]$C _6 H _{12} O _6+ O _2+$[/tex] energy

[Terjawab] Includes areolar, adipose (fat), and reticular tissue. Select one of four A. Simple connective tissue B. Dense connective tissue C. Complex connective tissue D. Loose connective tissue

[Terjawab] Why does the aquarium trade contribute to the introduction of nonnative species? A. Exotic species can escape or be released to local ecosystems. B. Aquarium owners do not always understand how ecosystems interact. C. Nonnative fish are shipped worldwide for aquariums. D. All of the above.

[Terjawab] A quaternary consumer species would be expected to have a smaller population than a secondary consumer species. True or False?

[Terjawab] What is sexual reproduction? A. When a male sex cell unites with a female sex cell to create a zygote. B. When plants develop buds. C. When a male sex cell splits into smaller parts. D. When plants develop spores to reproduce.

[Terjawab] Alteration in the DNA of a muscle cell of a mouse by substituting one base pair with another could likely: 1. Change all DNA sequences in the mouse. 2. Change one amino acid in a protein a muscle cell produces. 3. Alter the carbohydrates that the muscle cells ribosomes produce. 4. Alter the DNA of the offspring of the mouse.