Paheli accidently placed her hand over a flame and immediately pulled it back . She felt the sensation of heat and reacted due to the action of? A-blood cell
B-skin surface
C-nerve cell
D-neucleus in cells

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

What class of levers is shown in this image?

Fungi exist as single cells or as branching networks of multicellular filaments. how does the structure of filaments relate to their function