Answer:
Calcium.
Explanation:
Muscle cells are the important for the body as they are involved in the bodily movement. Three different type of muscle are smooth muscle, cardiac muscle and skeletal muscle.
The sarcoplasmic reticulum contains the stored calcium in the muscle cell. The calcium is important ion that plays an important role in the muscle contraction. The actin and myosin protein functioning also depends on the the calcium ion.
Thus, the correct answer is option (B).
Answer:
A school psychologist
Explanation:
School and Educational Psychology has historically been an important field for Psychology. School and educational psychologists are professionals who work in school and educational institutions, and are dedicated to teaching and research in the interface Psychology and Education.
Some of the themes of study, research and professional practice in the field of school psychology are: teaching and learning processes, human development, schooling at all levels, inclusion of people with disabilities, public policies in education, psychoeducational management in institutions, evaluation. psychological history, history of school psychology, continuing teacher training, assistance to students who are having difficulties, among others. Based on this, we can conclude that Dr. Hawkins is a school psychologist.
An infant's length will increase by 50 percent in the first year.
Hence option (d) is correct.
Infants grow about 25 cm throughout the first year, and height at age 5 is roughly twice the length at birth.
In general, length in normal-term infants increases by about 30% by 5 months and by > 50 percent by 12 months or 1 year.
Weight: An average of 13 ounces are gained every month, with the birthweight being doubled at around 4 to 5 months and tripled at one year.
Height: Most infants grow 10 inches in their first year, with an average monthly growth of slightly over 1/2 inch.
Hence, an infant's length will increase by 50 percent in the first year.
Learn more about Child development here brainly.com/question/13660403
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I am pretty sure the answer is yes, they do.
