Biology, 12.10.2019 09:01 joshbolaadebawore
Miguel is studying cells in his science class. his teacher tells the class they will be examining their own cells today. she shows them how to use several scientific tools to collect a sample of cells from inside their cheeks. she explains that scientists use a certain tool to see very tiny objects like the cells from the inside of their cheeks. what scientific tool is she describing?
a) hand lens
b) microscope
c) telescope
d) video camera
Answers: 1
Biology, 21.06.2019 13:30
Which phrase best describes surface currents? 1. up-and-down ocean movement caused by wind 2. waves that hit the shore at an angle and transport sand 3. streams of warm water flowing through the ocean and caused by wind 4. waves that approach the shore and cause their crests to fall into their troughs
Answers: 1
Biology, 22.06.2019 07:00
What was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele
Answers: 3
Biology, 22.06.2019 13:00
Which of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !
Answers: 2
Miguel is studying cells in his science class. his teacher tells the class they will be examining th...
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