What is the value of a transitional fossil? a. transitional forms show the evolutionary steps between species. b. transitional forms are analogous fossils. c. transitional forms discredit the theory of evolution. d. transitional forms are proof of punctuated equilibrium in evolution.

The transitional fossils can be defined as the ones that shows the transition or conversion of one species into another. The transitional species shows the link between the two species. It exhibit the features of both the preceding and the proceeding species. One such example of the transitional fossil is the archaeopteryx. It has both the features of the reptiles and the birds.

Hence, the correct answer is 'Option A - transitional forms show the evolutionary steps between species'.

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.