Biology, 17.10.2019 21:30 tomtom6870
In fruit flies, the allele for vestigial wings is recessive to the allele for normal wings. in a generation of fruit flies, 18 males and 15 females with vestigial wings are produced, and 43 males and 44 females with normal wings are produced. which of the following is the best conclusion you can make about the parents of this generation? (2 points)
both parents were heterozygous for wing type.
one parent was heterozygous for wing type and the other was homozygous with normal wings.
both parents were homozygous with normal wings.
one parent had vestigial wings and the other was heterozygous for wing type.
Answers: 1
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Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content
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Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?
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Biology, 22.06.2019 09:30
Drag each tile to the correct box. the body monitors the levels of oxygen in the blood to regulate breathing. isabel is running in a marathon and is near the finish line. she feels out of breath. how will her nervous system work to generate a reaction? arrange the tiles in chronological order. isabel's breathing rate increases. sensory receptors in the arteries detect low oxygen levels. the brain sends signals through motor neurons. sensory neurons generate an impulse. the central nervous system relays an impulse to certain brain regions.
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Biology, 22.06.2019 11:00
Answers to mastering biology drag the labels to their appropriate locations to complete the punnett squares for morgan's reciprocal cross. drag blue labels onto the blue targets to indicate the genotypes of the parents and offspring. drag pink labels onto the pink targets to indicate the genetic makeup of the gametes (sperm and egg). labels can be used once, more than once, or not at all. hints
Answers: 3
In fruit flies, the allele for vestigial wings is recessive to the allele for normal wings. in a gen...
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