Biology, 25.07.2019 10:30 EmilySerna
Stressor is a(n) select one: a. exercise program that increases one's ability to handle normal stress. b. hormone released by the adrenal glands during periods of stress. c. lower back muscle that frequently produces a feeling of physical tension. d. environmental event that threatens or challenges us.
Answers: 1
Biology, 22.06.2019 07:20
If your blood becomes too concentrated with iona, what will happen to the red blood cells
Answers: 2
Biology, 22.06.2019 11:00
Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?
Answers: 2
Biology, 22.06.2019 11:20
Archeologists have discovered three sites showing conclusive evidence for the mastery of fire in tanzania, from a period slightly after the time that homo habilis was present in africa. these sites clearly were founded by homo erectus, the descendent species of homo habilis that migrated north, out of africa and into asia. homo erectus was known to have mastered fire, from ample evidence at sites in asia. there is no reason to attribute mastery of fire to homo ergaster, the descendent species of homo habilis that remained in africa.which of the following is an assumption on which the argument depends? (a) before their migration, homo erectus occupied african territory as far south as tanzania.(b) the strain of migration provided the selective pressure motivating homo erectus‘ mastery of fire.(c) homo ergaster would not have derived as much benefit from the mastery of fire as did homo erectus.(d) homo ergaster inherited all cultural knowledge from homo habilis, a species that did not have mastery of fire.(e) homo ergaster did not occupy regions as far south as tanzania until well after the time of these three sites.
Answers: 2
Biology, 22.06.2019 13:30
Color blindedness is a sex-linked trait. if we could see the pedigree chart for several more generations of the family illustrated here, we would expect a) more males to be color blind. eliminate b) more females to be color blind. c) no females to ever be color blind. d) an equal number of males and females that are color blind.
Answers: 2
Stressor is a(n) select one: a. exercise program that increases one's ability to handle normal stre...
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