Answer:
Much change is due to random genetic drift rather than positive selection. Some are harmful and are likely to be eliminated by natural selection – by death of the embryo, for instance. ...
It is intercepted first by the atmosphere, a small part of the sun's energy is directly absorbed, particularly by certain gases such as ozone and water vapor. during the day the sun shines through tha atmosphere <span>
</span>
Answer:
a. Two of these are correct.
Explanation:
The two correct options are
b. Is a critical component or requirement for wound healing to take place
d. Existing blood vessels give rise or sprout to form new blood vessels
Angiogenesis is the physiological means in which new blood vessels form pre-existing vessels, developed in the starting phases of vasculogenesis. Angiogenesis is a usual and important process in growth and development, wound healing and in the development of granulation tissue.
The growth and maturation of blood vessels is a largely regulated multistep mechanism called angiogenesis.
ɪɴᴄᴏᴍᴘʟᴇᴛᴇ ᴅᴏᴍɪɴᴀɴᴄᴇ ᴏᴄᴄᴜʀꜱ ᴡʜᴇɴ ᴛʜᴇ ᴘʜᴇɴᴏᴛʏᴘᴇ ᴏꜰ ᴀ ʜᴇᴛᴇʀᴏᴢʏɢᴏᴛᴇ ᴏꜰꜰꜱᴘʀɪɴɢ ɪꜱ ꜱᴏᴍᴇᴡʜᴇʀᴇ ɪɴ ʙᴇᴛᴡᴇᴇɴ ᴛʜᴇ ᴘʜᴇɴᴏᴛʏᴘᴇꜱ ᴏꜰ ʙᴏᴛʜ ʜᴏᴍᴏᴢʏɢᴏᴜꜱ ᴘᴀʀᴇɴᴛꜱ; ᴀ ᴄᴏᴍᴘʟᴇᴛᴇʟʏ ᴅᴏᴍɪɴᴀɴᴛ ᴀʟʟᴇʟᴇ ᴅᴏᴇꜱ ɴᴏᴛ ᴏᴄᴄᴜʀ.
