During a race such as a marathon, the skeletal muscle cells in your legs use a lot of energy to continually contract and power your muscles. What organelle is most likely abundant in skeletal muscle cells?
A) mitochondria
B) Golgi apparatus
C) smooth endoplasmic reticulum
D) rough endoplasmic reticulum
A) mitochondria
You might also like to view...
During fertilization, the acrosome _____
A) prevents polyspermy by releasing enzymes that destroy surrounding sperm B) digests the coatings surrounding the plasma membrane of the egg C) nourishes sperm mitochondria, increasing sperm motility D) injects the sperm nucleus into the egg during fertilization
A merodiploid is:
A. a haploid organism that contains a second copy of a part of its genome. B. a haploid organism that is missing part of its genome. C. a diploid organism that is missing part of its genome. D. a diploid organism that contains another copy of its genome.
After the guanine, what is the next nucleotide that will be added to this growing strand of RNA?
1.adenine
2.cytosine
3.guanine
4.uracil
__________ selection favors intermediate forms of a
trait where __________ selection favors extreme forms. Fill in the blank(s) with the appropriate word(s).