the answer for the first one is B
and the second is B
When it comes to supporting a population, food is one of the big factors. As the population grows, it becomes harder and harder to sustain the demand.
The double helix is a description of the molecular shape of a double-stranded DNA molecule. In 1953, Francis Crick and James Watson first described the molecular structure of DNA, which they called a "double helix," in the journal Nature.
Answer:
D. They have longer life spans.
Explanation:
The species described as K-strategist have organisms with large body sizes. They exhibit slow development and have a long life span. These species attain reproductive maturity once the growth phase is complete. These species do not spend a large proportion of their metabolic energy on the production of offspring and do not produce a large number of offspring. They are found in the regions of relatively stable environments. Example: Redwood trees.
Answer:
a process where living organisms develop and change during the history of earth to help them survive