Answer:
D.
Both the femur and humerus bone have what's called 'spongy bone' inside them and hollow spaces full of yellow and red bone marrow. Additionally, both bones do not attach to the axial skeleton but rather attach to the pelvic or hip bones; while they are both strong bones, they are not made of only compact bone but are made of 'spongy bone' inside them. Lastly, they do not protect any organs but rather allow for movement. D, They both have hollow spaces filled with bone-generating cells, is the best answer in this case
Explanation:
First blank is barb fish
And the second blank is newts
Answer: A) Hydrogen Bond
Explanation:
A hydrogen bond occurs when a hydrogen (H) is covalently bound to a more electronegative atom or group forms an electrostatic attraction to another electronegative atom bearing a lone pair of electrons. This is possible due to the polarity of the H-electronegative atom bonds.
They are composed of proteins. I cannot see the options but hopefully that answer is in one of them
Since the means of reproduction have changed, the population of peacocks would probably start losing their pretty feather colors due to the fact that over time females would be mating with the containing the other trait (and possibly not the pretty feathers). This would then produce offspring with ugly colors but also with the desired trait. This would continue on and on until those with the desired trait outnumbered or possibly extinguished the now unnecessary vibrant feather colors.
