Answer: Pollution, climate change, habitat loss, or invasive species
Answer:
In humans, genetic variations are caused because humans reproduce by a sexual life cycle which is termed as meiosis. In such a life cycle, the offspring receives half the chromosomes from the mother and half from the father. Crossing over and random assortment of chromosomes are two phenomenons which occur during meiosis. Due to these two phenomenons, genetic variations are caused.
During crossing over, the exchange of DNA segments between the homologous chromosomes takes place which brings about the genetic variations.
The correct answer is social support.
Social support refers to the actuality and perception that one is cared for, has support accessible from other individuals, and most importantly, that one is a part of a supportive social network.
The four kinds of social support are:
1. Emotional: Expressions of love, empathy, caring, and trust.
2. Informational: Suggestions, advice, and information.
3. Instrumental: Tangle assistance and service.
4. Appraisal: Information, which is beneficial for self-assessment.
Quaternary or fourth order consumers are those who occupy the fourth position in the trophic level or food chain, that is, they are species or organisms that feed on tertiary consumers
Answer:
You need to understand how biotechnology impacts individuals, society, and/or the environment. You will be given scenarios with specific examples and asked to determine the impact.
