Ans. (C) Their head and thorax fused into a cephalothorax.
Common characteristics on crustacea and hexapoda have found cephalothorax where comprising the head and the thorax fused together on arthropods as distinct from the behind abdomen.
Question 47 (1 point) Which of the following characteristics do Crustacea and Hexapoda have in common?...
A terrestrial animal species is discovered with the following characteristics: a hexapoda, compound eyes, and tracheal tubes. A knowledgeable zoologist should predict that the adults of this species would also feature ________. eight legs two pairs of antennae a sessile lifestyle an open circulatory system
Question 1: Homeostasis, Common Ancestry, and Divergence a) One problem that all respiring organisms share is the need for biological structures that allow efficient uptake of oxygen and removal of carbon dioxide. Two types of structures that have evolved for carrying out gas exchange are gills and lungs. The table below lists organisms according to the type of structure they use for gas exchange. Describe the general process of gas exchange that occurs between a gill or lung and the...