Biology, 04.11.2019 12:31, DisneyGirl11
Arock contains 12.5% of its orignal k40 (half life = 704 million years). how old is the rock?
Answers: 1
Biology, 21.06.2019 23:40, elisameza
Which statement describes an endocrine function rather than an exocrine function? a. salivary glands release saliva into the mouth. b. sweat glands release sweat onto the skin c. the pineal gland releases melatonin into the blood. d. esophageal glands release mucus into the esophagus.
Answers: 1
Biology, 22.06.2019 06:00, Obeilskzexal
What element is able to combine with itself and hydrogen to form large molecules ?
Answers: 1
Biology, 22.06.2019 12:10, MIAkwicc39
What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.
Answers: 2
Arock contains 12.5% of its orignal k40 (half life = 704 million years). how old is the rock?...
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