What is the main component of the thin filaments in muscle fibers and is responsible for muscle contraction?

a) actin

b) myosin

c) actin and myosin

d) nerve and bone

Population living in one place form a

How does dna make a copy of itself

What are the measures to prevent from sexually transmitted diseases?

What would happen if we remove a producer from a food web?

Which of the following are methods of classical biotechnology? selective breeding recombinant DNA hybridization cloning induced mutations

What is directly responsible for an acquired trait

Which statement best describes a physical change? Changes can occur to certain chemical properties of the substance, but the overall shape of the substance will remain the same.

What are catalysts that speed up reactions in living things called? A. Biocatalysts B. Enzymes C. Cellular facilitators D. Polymers

Offspring that are genetically unique are the result of mitotic reproduction. vegetative reproduction. asexual reproduction. sexual reproduction.

Are dinosaurs bones biotic or abiotic