- Monarch butterflies migrate from the U. S. and
Canada to Mexico every winter. Over the past
10 years, there has been a drastic decrease in
the number of monarch butterflies. Scientists
have estimated that the population may have
decreased from about 1 billion to 35 million.
Which action would not be considered a
reason for the decline in monarch butterfly
populations?
(1) illegal deforestation
(2) extreme temperature changes
(3) decreasing food supplies
(4) habitat preservation
Answers: 3
Biology, 21.06.2019 16:30
Wht happens as electrons in the electron transport chain release their energy
Answers: 3
Biology, 21.06.2019 22:30
Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.
Answers: 2
Biology, 22.06.2019 00:30
Arepair man charged $93.06 the price included 2 hours of labor and 40 service charge how much does the repairmen charge per hour for labor?
Answers: 1
Biology, 22.06.2019 02:30
Did you know that a blue wales tongue weighs more than an elephant?
Answers: 2
- Monarch butterflies migrate from the U. S. and
Canada to Mexico every winter. Over the past
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