Chara 27.3 light years
Tau Ceti 11.9 light years
Zeta Leporis 70.2 light years
Epsilon Reticuli 59.5 light years
The answer is Tau Ceti.
Answer: natural killer cell
Explanation:
Natural killer cells are referred to as the granular lymphocytes which play vital roles in the immunity against viruses. It doesn't need antigenic activation in order to detect and kill pathogens.
When an enemy cell is present, a natural killer cell secretes perforins, which bore a hole in the enemy cell membrane.
populations were prevented from interbreeding by geographic isolation
Answer:
1. corn
2. Ethylene
3. dormant
4. anther
5. stigma
6. fruit
7. temperature
8. Wind pollination required a great deal of excess pollen, just so some of it lands, by chance, in the right place. Animal pollination is more selective because animals pick pollen up and carry it directly to where it needs to be. Although there is still a chance that the pollen will be from the wrong plant species, plants can manipulate variations in animal behavior through the structures of their flowers, the time and season of flowering, or the rewards or attractive chemicals they produce to narrow the field of pollinators, and increase the chances of having exactly the right pollen put in exactly the right place.
Explanation:
Answer: B
Explanation: took the test 3 days ago and teacher went over the correct answer and i got it right hoped this helped :) PS: i think its the same test as mine is the second question . In humans, the first seven pairs of rib bones are connected to the sternum (breastbone) by cartilage. Which of the following statements describes the main reason why cartilage is important in these bone-to-bone connections?
