They are distinguished by proteins on the erythrocytes.
Answer:
Constant variables
Explanation:
Elaina's investigation lacked the critical ingredient of constant variables which are important components of every scientific investigation. In every research, there are 3 important variables, namely:
1. Dependent variables: the actual variable to be measured during the course of investigations and whose values are dependent on another variable (independent variable) supplied by the investigators.
2. Independent variable: one of the variables that are supplied by investigators whose values are often manipulated to see the kind of changes it will cause to the dependent variable.
3. Constant variables: other variables that are neither independent nor dependent but constant for all the various experimental groups in investigations.
A water falls from the atmosphere as rain,ice,or snow called perticipation
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Answer:
the answer would be that one loves the cold the other loves the heat and another would be one eats only flying buggs the other eats land buggs
Explanation:
Xylem transports and stores water and water-soluble nutrients.
Phloem transports sugars, proteins, and other organic molecules.
