What organ pushes blood through the body?

A cartilaginous structure between the "throat" and the trachea. a. The larynx b. The nose c. The pharynx

What is the probability that both parents are tall will have a short child. p. s. Tall is dominant Short is recessive We don't know the genotype of the parents.

Explain how many cells are produced from one fertilised egg, after two cell divisions by mitosis

Which of these pairings is correct?. A. mitosis, part of asexual reproduction because it produces diploids. B. mitosis, part of sexual reproduction because it produces haploids. C. meiosis, part of asexual reproduction because it produces haploids.

Experiments groups are divided into two groups which are a. Control group and independent group b. Control group and treatment group c. Treatment group and dependent group d. Experimental group and treatment group

Muscle tissue can be stimulated by the nervous system. Cells with the ability to change their membrane potential have what property?

The reactants collect in the a. Nucleus. B. Chloroplast c. Stem

Why might the risk of infectious disease be high in a community that has no water treatment facility?

The resistance of many bacterial species to antibiotics is an example of: stabilizing selection directional selection disruptive selection extreme selection

An amino acid sequence in whales for a protein shared by all organisms will be the least similar to the sequence in