Nutrients cross the membrane wall with the help of protein channels.
Answer:
Can be used for simple experiments at home or in the classroom
Answer:
All answers are correct.
Explanation:
Long term environmental changes can cause adaptation, migration, habitat loss, and starvation.
Arthritis
Arthritis is a joint disorder in
which there is inflammation of one or more joints. Arthritis is frequently accompanied by joint
pain. There are many types of arthritis and over 100 have been identified. The causes
of arthritis include injury, metabolic abnormalities, hereditary factors,
effect of infections, and a misdirected immune system. Arthritis is mostly
common among women and occurs as people get older. Severe arthritis can result
in chronic pain, inability to do daily activities and can cause difficulty in walking.
They use them as food and habitats.
