The decline in muscle mass with age is due to Both a decrease in muscle fiber size and a decrease in the number of muscle fibers are correct. None of these answers is correct. a decrease in muscle fiber size. a decrease in the number of muscle fibers.

The mitochondrion functions lipid storage protein synthesis photosynthesis dna replication atp synthesis

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.