I think the answer is "viruses can only multiply within a living cell." the other ones don't really sound right. but i'm not absolutely sure.
Answer:
The answer is double helix.
Explanation:
In its natural state, each DNA molecule is actually composed of two single strands held together along their length with hydrogen bonds between the bases. Watson and Crick proposed that the DNA is made up of two strands that are twisted around each other to form a right-handed helix, called a double helix.
Hope this helps!! ;)
A muscle stimulated<span> at high-frequency with some short relaxation time between ... smooth </span>muscle cells<span>... voluntary via axonal endings of the somatic </span>nervous<span> system .... </span>Which of the following<span> does NOT occur during skeletal </span>muscle contraction<span>? .... </span>true<span>. the space between he neuron and the </span>muscle<span> is the</span>axon<span> terminal. false.</span>
Answer:
yea it should be fine. I'm not sure but. it makes sense to me.
<span>as animals get separated from each other, they soon start to adapt to the new environments which is called speciation</span>
