What organelle moves proteins and other substances through the cell

A block of metal has dimensions of 2.00 x 5.50 x 1.25 cm. It has a mass of 37.1 grams. What is its density? -512 g/cm3 -0.372 g/cm3 -2.69 g/cm3 -4.24 g/cm3

How can genetic variation and environmental pressures cause a change in an organism

Some regions of chromosomes are more likely to cross over compared to others. Such a region is called a "hot spot". Gene A and gene B, which are in a hot spot for crossing over, are 5,000,000 bp apart on the same chromosome.

Which type of star will become a black hole when it dies? a protostar a supergiant a white dwarf a neutron star

Do archaebacteria have a nucleus

How often do tides rise and fall? A. Once a day b. Twice a day c. Every 14 days d. Every24 h, 50m

Which of the follow is NOT a characteristic of fungus-like protists? Asexual reproduction Cell walls Autotrophic Produce spores

Which movement results after the contraction of the serratus anterior muscle?

How does selective breeding support Darwin's hypothesis about evolution?

Prior to the start of the experiment, the students hypothesized that both the vinegar and Kayro syrup solutions would be hypertonic to the contents of their eggs. The student data can be seen in the data table above.