Biology, 02.03.2021 21:20 borgesalfonso12
One hundred mosquitoes of one particular species were sprayed with insecticide X. he next
day almost all the mosquitoes were dead but some survived. This shows a main point in
Darwin's ideas about natural selection and variation. Which one? * 15
(1 Point)
A. All living things come from preexisting living things
B. Animals adapt to new environments.
C. There is variation among individuals within a species.
D. New species develop from survivors.
Answers: 3
Biology, 21.06.2019 17:20
The trp operon in e.coli regulates genes that code for enzymes required for synthesis of the repressible operon. when tryptophan is not available amino acid tryptophan. the trp operon is a in the environment, the trp repressor protein activeinactiveregulated. therefore, rna polymerase can bind to the genes to begin transcription.
Answers: 1
Biology, 22.06.2019 07:30
The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?
Answers: 1
Biology, 22.06.2019 07:50
45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.
Answers: 1
One hundred mosquitoes of one particular species were sprayed with insecticide X. he next
day almos...
History, 29.10.2020 19:30
Mathematics, 29.10.2020 19:30
Mathematics, 29.10.2020 19:30
Mathematics, 29.10.2020 19:30
Business, 29.10.2020 19:30
Health, 29.10.2020 19:30
History, 29.10.2020 19:30
Mathematics, 29.10.2020 19:30
History, 29.10.2020 19:30