Blood cells are( concave, compound, or, thread-like) in shape because they lack a nucleus.

From which layer of atmosphere is the top layer of the thermosphere? a.troposphere b. stratosphere c.mesosphere d.exosphere hurry me i will give a braineilst

What volume of a 0.25 m solution can be made using 0.55 moles of ca(oh)2

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy