Answer:
a.moving herbicide resistance to weeds
Explanation:
Herbicides are chemicals that are used to kill unwanted plants that can affect the growth of crops. Herbicide resistant plants are those that do not die following exposure to a herbicide.
Moving herbicide resistance to weeds would mean that weeds do not die following herbicide treatment, which is not a desired effect of biotechnology. Therefore, a is correct.
Different structure in an organism are specialized to perform different tasks in the organism depending on their makeup. A few examples are:
Heart, veins, arteries are structures forming the cardiovascular system and function is to facilitate transport nutrients and oxygen carried by blood all over the body.
Bones, joints, ligaments and cartilage are structures of the skeletal system and their function is support and protection of the body.
Mouth, esophagus. stomach, large and small intestines are structures of the digestive system and their function is to break down food and absorb nutrients.
a. Competition: Humans compete with all organisms for space.
b. Parasitism: Humans have many parasites: head lice, ticks, tapeworms, etc.
c. Mutualism: We have mutualistic relationships with all domesticated plants/animals.
d. Commensalism: Pigeons thrive in metropolitan ecosystems without really
affecting humans (except for being mildly disgusting).
- Increased due to being able to eat larger seeds
- False
- True
Hope this helps!
