Answer:
You have external defense systems, which include your skin, tears, mucus, saliva, stomach acid, cilia (small hairs) and helpful bacteria. The skin, nails and hair form the integumentary system, which stops dirt and pathogens from entering the body.
Answer:
Explanation:
Genetically Identical to the parent, mitosis,
Advantages: Fast and Efficient
Disadvantages: Lacks diversity
The two categories would be Biotic and Abiotic
Answer:
it will be the answer B. scientists discover new elenents.
Answer: choice B. Climate
Explanation:
Climate is the relative temperature of a region over time.
