Biology, 22.07.2019 17:00 mazolethrin6876
The trait of “freckles” is dominant and represented by a. no freckles is recessive and represented by a. a researcher crossed two individuals, one homozygous dominant and the other heterozygous for freckles. based on the data in the punnett square, the researcher concluded that all offspring would have dominant as well as the recessive alleles. what comment would you make about his conclusion? a) he is correct. fifty percent of the offspring are heterozygous dominant. b) he is correct. the dominant allele for the trait is preset in all the offspring. c) he is incorrect. the homozygous dominant individual cannot provide a recessive allele. d) he is correct. both parents contribute at least one dominant allele to their offspring.
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Biology, 21.06.2019 15:00
If someone could do the first couple, just so i can see how it's done that would be great! 20 points. complete a dichotomous key for the 10 leaves on the common leaves sheet. the chart provided here allows for 11 pairs of statements. depending on how you build your dichotomous key, you may or may not need all of them, or you may need to add some.
Answers: 2
Biology, 21.06.2019 17:30
Which organelle releases chemicals that break down large food particles into smaller ones?
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Biology, 22.06.2019 02:00
The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that
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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.
Answers: 1
The trait of “freckles” is dominant and represented by a. no freckles is recessive and represented b...
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