Answers: 1
Biology, 22.06.2019 07:30
Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables
Answers: 3
Biology, 22.06.2019 11:30
Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different
Answers: 2
Which two structures are found only in plant cells?
a)
vacuoles and ribosomes
b)...
a)
vacuoles and ribosomes
b)...
Mathematics, 17.11.2019 22:31
Mathematics, 17.11.2019 22:31
English, 17.11.2019 22:31
Biology, 17.11.2019 22:31
Mathematics, 17.11.2019 22:31
Mathematics, 17.11.2019 22:31
Mathematics, 17.11.2019 22:31
Mathematics, 17.11.2019 22:31
Biology, 17.11.2019 22:31
Mathematics, 17.11.2019 22:31