I believe for number 1 the answer is A 260
Answer:
After an organism's soft tissues decay in sediment, the hard parts — particularly the bones — are left behind. Water seeps into the remains, and minerals dissolved in the water seep into the spaces within the remains, where they form crystals. ... If that mold gets filled with other minerals, it becomes a cast.
Explanation:
Sense Organs, taste buds are depicted in detail). The tongue consists of skeletal muscle, a lamina propria containing connective tissue and minor salivary glands, and stratified squamous epithelium.The 4X micrograph shows the rough dorsal surface as well as the mucous and serous glands present in the posterior tongue.
Answer:
E) Ca2+ from the sarcoplasmic reticulum binds to troponin
Explanation:
