WebAnswer (1 of 2): I'll give an answer for each of the five “traditional” groups of vertebrates: Mammals: therians (placentals and marsupials) do not lay eggs. Only monotremes (echidnas and platypuses) do. Birds: all birds lay eggs. Reptiles: most snakes and lizards lay eggs, as do all crocodili... WebBirds do not produce amniotic eggs. False. Birds possess reptilian scales on their feet and lower legs. true. Feathers are modified reptilian scales. ... During contraction some regions and subunits of the sarcomere change in length while others do not. From the list below, identify the structures and regions that change in length during ...
What organisms have amniotic eggs? – Sage-Advices
WebThe egg of the chicken is a special kind of egg. It has a shell to help prevent drying, and a series of membranes that surround the developing chick. This kind of egg is unique to the amniotes, a group that includes two large clades: Synapsida (mammals and their relatives) and Diapsida (reptiles, dinosaurs, and birds). Amniota also includes a ... WebBirds produce amniotic eggs, which are coated with a shell. These are produced in the ovary with a calcified shell, and then they are laid. Another interesting fact is that female birds often lay eggs whether fertilized or unfertilized, which is why people perform checks such as candling to figure out whether the egg is viable or not. tekahionwake burden strap tumpline
Amniotes Biology for Majors II - Lumen Learning
WebQ. According to the cladogram, which organism is most distantly related to the human? answer choices. crayfish. rat. perch. frog. Question 5. 180 seconds. WebDec 22, 2024 · Amniotic eggs have a set of fluid-filled membranes that protect the embryo inside of it from physical harm. Explore the definition and examples of amniotic eggs and learn about the functions of ... WebThe shells of bird eggs are composed of calcium carbonate and are hard, but fragile. The shells of reptile eggs are leathery and require a moist environment. Most mammals do not lay eggs (except for monotremes). Instead, the embryo grows within the mother’s body; however, even with this internal gestation, amniotic membranes are still present. teka hl 840 manual